Weather forecast and meteo conditions
United KingdomUnited KingdomWalesPorthmadog

Detailed hourly weather forecast in Porthmadog

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Local time.
Time zone: GMT 1
Summertime (+1 hour)
* weather indicated in local time
Friday, May 23, 2025
The Sun:  Sunrise 05:07, Sunset 21:20.
The Moon:  Moonrise 03:16, Moonset 16:36, Moon phase: waning crescent waning crescent
 Geomagnetic Field: Active
 Water temperature: +16 °C
 Ultraviolet index: 5,4 (Moderate)

14:00afternoonfrom 14:00 to 14:59Overcast +15 °COvercast
southwest
Wind: gentle breeze, southwest, speed 18 km/h
On land:
Leaves and small twigs in constant motion; wind extends light flag.
At Sea:
Large wavelets. Crests begin to break. Foam of glassy appearance. Perhaps scattered white horses.

Wind gusts: 32 km/h
Relative humidity: 70%
Cloudiness: 100%
Atmospheric pressure: 1019 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 5,4 (Moderate)
A UV index reading of 3 to 5 means moderate risk of harm from unprotected sun exposure. Stay in shade near midday when the sun is strongest. If outdoors, wear sun protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Bright surfaces, such as sand, water, and snow, will increase UV exposure.

Visibility: 100%

15:00afternoonfrom 15:00 to 15:59Overcast +15 °COvercast
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 29 km/h
Relative humidity: 71%
Cloudiness: 100%
Atmospheric pressure: 1017 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 4,3 (Moderate)
Visibility: 100%

16:00afternoonfrom 16:00 to 16:59Overcast +15 °COvercast
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 29 km/h
Relative humidity: 72%
Cloudiness: 100%
Atmospheric pressure: 1017 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 3 (Moderate)
Visibility: 100%

17:00afternoonfrom 17:00 to 17:59Overcast +14 °COvercast
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 25 km/h
Relative humidity: 74%
Cloudiness: 98%
Atmospheric pressure: 1017 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 2,4 (Low)
A UV index reading of 0 to 2 means low danger from the sun's UV rays for the average person. Wear sunglasses on bright days. If you burn easily, cover up and use broad spectrum SPF 30+ sunscreen. Bright surfaces, such as sand, water, and snow, will increase UV exposure.

Visibility: 100%

18:00eveningfrom 18:00 to 18:59Overcast +14 °COvercast
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 25 km/h
Relative humidity: 77%
Cloudiness: 98%
Atmospheric pressure: 1017 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 1,2 (Low)
Visibility: 100%

19:00eveningfrom 19:00 to 19:59Showers +13 °CShowers
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 25 km/h
Relative humidity: 84%
Cloudiness: 100%
Atmospheric pressure: 1016 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 0,4 (Low)
Visibility: 81%

20:00eveningfrom 20:00 to 20:59Showers +12 °CShowers
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 25 km/h
Relative humidity: 92%
Cloudiness: 100%
Atmospheric pressure: 1016 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 1,5 mm
Ultraviolet index: 0,1 (Low)
Visibility: 62%

21:00eveningfrom 21:00 to 21:59Showers +12 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 29 km/h
Relative humidity: 94%
Cloudiness: 100%
Atmospheric pressure: 1016 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,8 mm
Visibility: 7%

22:00eveningfrom 22:00 to 22:59Rain +12 °CRain
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 96%
Cloudiness: 100%
Atmospheric pressure: 1015 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 2 mm
Visibility: 4%

23:00eveningfrom 23:00 to 23:59Showers +13 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 36 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1015 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 1,9 mm
Visibility: 5%

Saturday, May 24, 2025
The Sun:  Sunrise 05:06, Sunset 21:22.
The Moon:  Moonrise 03:28, Moonset 18:09, Moon phase: waning crescent waning crescent
 Geomagnetic Field: Active
 Water temperature: +16 °C
 Ultraviolet index: 4 (Moderate)

00:00nightfrom 00:00 to 00:59Showers +13 °CShowers
southwest
Wind: moderate breeze, southwest, speed 22 km/h
On land:
Raises dust and loose paper; small branches are moved.
At Sea:
Small waves, becoming larger; fairly frequent white horses.

Wind gusts: 36 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1015 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,1 mm
Visibility: 8%

01:00nightfrom 01:00 to 01:59Rain +13 °CRain
southwest
Wind: moderate breeze, southwest, speed 22 km/h
Wind gusts: 36 km/h
Relative humidity: 96%
Cloudiness: 100%
Atmospheric pressure: 1013 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,5 mm
Visibility: 7%

02:00nightfrom 02:00 to 02:59Showers +13 °CShowers
southwest
Wind: moderate breeze, southwest, speed 22 km/h
Wind gusts: 36 km/h
Relative humidity: 97%
Cloudiness: 100%
Atmospheric pressure: 1013 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,5 mm
Visibility: 6%

03:00nightfrom 03:00 to 03:59Showers +13 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 36 km/h
Relative humidity: 97%
Cloudiness: 96%
Atmospheric pressure: 1013 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,1 mm
Visibility: 6%

04:00nightfrom 04:00 to 04:59Showers +13 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 96%
Cloudiness: 100%
Atmospheric pressure: 1012 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,3 mm
Visibility: 6%

05:00nightfrom 05:00 to 05:59Showers +13 °CShowers
western
Wind: gentle breeze, western, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 96%
Cloudiness: 98%
Atmospheric pressure: 1012 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,3 mm
Visibility: 6%

06:00morningfrom 06:00 to 06:59Showers +13 °CShowers
western
Wind: gentle breeze, western, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1012 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,1 mm
Visibility: 6%

07:00morningfrom 07:00 to 07:59Showers +13 °CShowers
western
Wind: gentle breeze, western, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 95%
Cloudiness: 99%
Atmospheric pressure: 1012 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 0,1 (Low)
Visibility: 7%

08:00morningfrom 08:00 to 08:59Showers +14 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 93%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 0,3 (Low)
Visibility: 41%

09:00morningfrom 09:00 to 09:59Showers +14 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 92%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 0,6 (Low)
Visibility: 42%

10:00morningfrom 10:00 to 10:59Cloudy +14 °CCloudy
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 90%
Cloudiness: 98%
Atmospheric pressure: 1011 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Ultraviolet index: 0,9 (Low)
Visibility: 42%

11:00morningfrom 11:00 to 11:59Showers +15 °CShowers
southwest
Wind: moderate breeze, southwest, speed 22 km/h
Wind gusts: 40 km/h
Relative humidity: 88%
Cloudiness: 97%
Atmospheric pressure: 1011 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 2,8 (Low)
Visibility: 68%

12:00afternoonfrom 12:00 to 12:59Showers +15 °CShowers
southwest
Wind: moderate breeze, southwest, speed 25 km/h
Wind gusts: 43 km/h
Relative humidity: 87%
Cloudiness: 98%
Atmospheric pressure: 1011 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 4 (Moderate)
Visibility: 69%

13:00afternoonfrom 13:00 to 13:59Showers +15 °CShowers
southwest
Wind: fresh breeze, southwest, speed 29 km/h
On land:
Small trees in leaf begin to sway; crested wavelets form on inland waters.
At Sea:
Moderate waves, taking a more pronounced long form; many white horses are formed.

Wind gusts: 47 km/h
Relative humidity: 91%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 1,2 (Low)
Visibility: 6%

14:00afternoonfrom 14:00 to 14:59Showers +15 °CShowers
southwest
Wind: moderate breeze, southwest, speed 25 km/h
Wind gusts: 47 km/h
Relative humidity: 89%
Cloudiness: 98%
Atmospheric pressure: 1011 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 1 (Low)
Visibility: 42%

15:00afternoonfrom 15:00 to 15:59Cloudy +15 °CCloudy
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 50 km/h
Relative humidity: 92%
Cloudiness: 98%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 1,5 (Low)
Visibility: 13%

16:00afternoonfrom 16:00 to 16:59Showers +15 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 93%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,4 mm
Ultraviolet index: 1,2 (Low)
Visibility: 40%

17:00afternoonfrom 17:00 to 17:59Rain +14 °CRain
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 58 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 1,1 mm
Ultraviolet index: 1,2 (Low)
Visibility: 6%

18:00eveningfrom 18:00 to 18:59Rain +14 °CRain
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 58 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 1 mm
Ultraviolet index: 0,3 (Low)
Visibility: 6%

19:00eveningfrom 19:00 to 19:59Rain +14 °CRain
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 58 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1007 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 1,5 mm
Visibility: 12%

20:00eveningfrom 20:00 to 20:59Rain +14 °CRain
southwest
Wind:  strong breezestrong breeze, southwest, speed 40 km/h
On land:
Large branches in motion; whistling heard in telegraph wires; umbrellas used with difficulty.
At Sea:
Large waves begin to form; the white foam crests are more extensive everywhere.

Wind gusts: 65 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1005 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 1 mm
Visibility: 12%

21:00eveningfrom 21:00 to 21:59Rain +14 °CRain
southwest
Wind:  strong breezestrong breeze, southwest, speed 43 km/h
Wind gusts: 68 km/h
Relative humidity: 96%
Cloudiness: 100%
Atmospheric pressure: 1005 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 2,8 mm
Visibility: 8%

22:00eveningfrom 22:00 to 22:59Rain +14 °CRain
southwest
Wind:  strong breezestrong breeze, southwest, speed 43 km/h
Wind gusts: 72 km/h
Relative humidity: 95%
Cloudiness: 100%
Atmospheric pressure: 1004 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,7 mm
Visibility: 4%

23:00eveningfrom 23:00 to 23:59Rain +14 °CRain
southwest
Wind:  strong breezestrong breeze, southwest, speed 40 km/h
Wind gusts: 72 km/h
Relative humidity: 96%
Cloudiness: 100%
Atmospheric pressure: 1004 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,8 mm
Visibility: 8%

Sunday, May 25, 2025
The Sun:  Sunrise 05:04, Sunset 21:23.
The Moon:  Moonrise 03:42, Moonset 19:47, Moon phase: waning crescent waning crescent
 Geomagnetic Field: Active
 Water temperature: +16 °C
 Ultraviolet index: 5,6 (Moderate)

00:00nightfrom 00:00 to 00:59Showers +13 °CShowers
southwest
Wind:  strong breezestrong breeze, southwest, speed 43 km/h
Wind gusts: 72 km/h
Relative humidity: 94%
Cloudiness: 95%
Atmospheric pressure: 1003 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,5 mm
Visibility: 60%

01:00nightfrom 01:00 to 01:59Showers +13 °CShowers
southwest
Wind:  strong breezestrong breeze, southwest, speed 40 km/h
Wind gusts: 72 km/h
Relative humidity: 92%
Cloudiness: 87%
Atmospheric pressure: 1003 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,5 mm
Visibility: 100%

02:00nightfrom 02:00 to 02:59Showers +13 °CShowers
southwest
Wind:  strong breezestrong breeze, southwest, speed 40 km/h
Wind gusts: 68 km/h
Relative humidity: 94%
Cloudiness: 90%
Atmospheric pressure: 1003 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,2 mm
Visibility: 30%

03:00nightfrom 03:00 to 03:59Showers +13 °CShowers
southwest
Wind: fresh breeze, southwest, speed 36 km/h
Wind gusts: 65 km/h
Relative humidity: 92%
Cloudiness: 90%
Atmospheric pressure: 1001 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,2 mm
Visibility: 60%

04:00nightfrom 04:00 to 04:59Rain +13 °CRain
southwest
Wind:  strong breezestrong breeze, southwest, speed 40 km/h
Wind gusts: 68 km/h
Relative humidity: 90%
Cloudiness: 97%
Atmospheric pressure: 1001 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,5 mm
Visibility: 51%

05:00nightfrom 05:00 to 05:59Rain +13 °CRain
western
Wind:  strong breezestrong breeze, western, speed 43 km/h
Wind gusts: 68 km/h
Relative humidity: 88%
Cloudiness: 92%
Atmospheric pressure: 1001 hPa
State of the sea: rough, wave height of 3 m
Amount of precipitations: 0,6 mm
Visibility: 98%

06:00morningfrom 06:00 to 06:59Showers +12 °CShowers
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 68 km/h
Relative humidity: 78%
Cloudiness: 93%
Atmospheric pressure: 1003 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,4 mm
Ultraviolet index: 0,1 (Low)
Visibility: 99%

07:00morningfrom 07:00 to 07:59Cloudy +12 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 61 km/h
Relative humidity: 75%
Cloudiness: 66%
Atmospheric pressure: 1004 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,4 (Low)
Visibility: 97%

08:00morningfrom 08:00 to 08:59Cloudy +11 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 61 km/h
Relative humidity: 74%
Cloudiness: 66%
Atmospheric pressure: 1005 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,9 (Low)
Visibility: 94%

09:00morningfrom 09:00 to 09:59Cloudy +11 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 61 km/h
Relative humidity: 69%
Cloudiness: 66%
Atmospheric pressure: 1007 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 1,8 (Low)
Visibility: 97%

10:00morningfrom 10:00 to 10:59Cloudy +12 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 61 km/h
Relative humidity: 68%
Cloudiness: 70%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 3,1 (Moderate)
Visibility: 97%

11:00morningfrom 11:00 to 11:59Cloudy +12 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 61 km/h
Relative humidity: 68%
Cloudiness: 75%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 4,3 (Moderate)
Visibility: 96%

12:00afternoonfrom 12:00 to 12:59Cloudy +13 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 65 km/h
Relative humidity: 67%
Cloudiness: 71%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 5,3 (Moderate)
Visibility: 96%

13:00afternoonfrom 13:00 to 13:59Cloudy +13 °CCloudy
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 65 km/h
Relative humidity: 67%
Cloudiness: 59%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 5,6 (Moderate)
Visibility: 79%

14:00afternoonfrom 14:00 to 14:59Cloudy +13 °CCloudy
western
Wind:  strong breezestrong breeze, western, speed 40 km/h
Wind gusts: 68 km/h
Relative humidity: 62%
Cloudiness: 61%
Atmospheric pressure: 1008 hPa
State of the sea: rough, wave height of 3 m
Ultraviolet index: 5,5 (Moderate)
Visibility: 68%

15:00afternoonfrom 15:00 to 15:59Cloudy +13 °CCloudy
western
Wind:  strong breezestrong breeze, western, speed 40 km/h
Wind gusts: 65 km/h
Relative humidity: 63%
Cloudiness: 81%
Atmospheric pressure: 1008 hPa
State of the sea: rough, wave height of 3 m
Ultraviolet index: 4,8 (Moderate)
Visibility: 62%

16:00afternoonfrom 16:00 to 16:59Showers +13 °CShowers
southwest
Wind: fresh breeze, southwest, speed 36 km/h
Wind gusts: 68 km/h
Relative humidity: 68%
Cloudiness: 86%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 3,4 (Moderate)
Visibility: 92%

17:00afternoonfrom 17:00 to 17:59Showers +13 °CShowers
southwest
Wind: fresh breeze, southwest, speed 36 km/h
Wind gusts: 65 km/h
Relative humidity: 69%
Cloudiness: 76%
Atmospheric pressure: 1008 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 2,4 (Low)
Visibility: 73%

18:00eveningfrom 18:00 to 18:59Showers +13 °CShowers
western
Wind: fresh breeze, western, speed 36 km/h
Wind gusts: 68 km/h
Relative humidity: 70%
Cloudiness: 60%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 1,4 (Low)
Visibility: 62%

19:00eveningfrom 19:00 to 19:59Partly cloudy +13 °CPartly cloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 65 km/h
Relative humidity: 69%
Cloudiness: 32%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,6 (Low)
Visibility: 78%

20:00eveningfrom 20:00 to 20:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 71%
Cloudiness: 14%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 0,2 (Low)
Visibility: 96%

21:00eveningfrom 21:00 to 21:59Cloudy +12 °CCloudy
western
Wind: fresh breeze, western, speed 29 km/h
Wind gusts: 54 km/h
Relative humidity: 71%
Cloudiness: 59%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 87%

22:00eveningfrom 22:00 to 22:59Partly cloudy +11 °CPartly cloudy
western
Wind: fresh breeze, western, speed 29 km/h
Wind gusts: 50 km/h
Relative humidity: 72%
Cloudiness: 33%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 86%

23:00eveningfrom 23:00 to 23:59Partly cloudy +11 °CPartly cloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 50 km/h
Relative humidity: 72%
Cloudiness: 23%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 96%

Monday, May 26, 2025
The Sun:  Sunrise 05:03, Sunset 21:25.
The Moon:  Moonrise 04:02, Moonset 21:25, Moon phase: waning crescent waning crescent
 Geomagnetic Field: Quiet
 Water temperature: +16 °C
 Ultraviolet index: 4,3 (Moderate)

00:00nightfrom 00:00 to 00:59Cloudy +11 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 50 km/h
Relative humidity: 73%
Cloudiness: 50%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 100%

01:00nightfrom 01:00 to 01:59Cloudy +11 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 50 km/h
Relative humidity: 73%
Cloudiness: 50%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 100%

02:00nightfrom 02:00 to 02:59Cloudy +10 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 73%
Cloudiness: 51%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 96%

03:00nightfrom 03:00 to 03:59Cloudy +10 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 75%
Cloudiness: 75%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 93%

04:00nightfrom 04:00 to 04:59Cloudy +10 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 76%
Cloudiness: 57%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 100%

05:00nightfrom 05:00 to 05:59Cloudy +10 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 77%
Cloudiness: 67%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Visibility: 100%

06:00morningfrom 06:00 to 06:59Cloudy +10 °CCloudy
western
Wind: fresh breeze, western, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 77%
Cloudiness: 77%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,1 (Low)
Visibility: 100%

07:00morningfrom 07:00 to 07:59Showers +11 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 76%
Cloudiness: 97%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,2 mm
Ultraviolet index: 0,4 (Low)
Visibility: 99%

08:00morningfrom 08:00 to 08:59Cloudy +11 °CCloudy
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 54 km/h
Relative humidity: 74%
Cloudiness: 90%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,9 (Low)
Visibility: 84%

09:00morningfrom 09:00 to 09:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 58 km/h
Relative humidity: 82%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,8 mm
Ultraviolet index: 1,8 (Low)
Visibility: 89%

10:00morningfrom 10:00 to 10:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 82%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,8 mm
Ultraviolet index: 2,7 (Low)
Visibility: 92%

11:00morningfrom 11:00 to 11:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 79%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 3,5 (Moderate)
Visibility: 51%

12:00afternoonfrom 12:00 to 12:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 86%
Cloudiness: 100%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 1,7 mm
Ultraviolet index: 4,3 (Moderate)
Visibility: 50%

13:00afternoonfrom 13:00 to 13:59Showers +11 °CShowers
southwest
Wind: fresh breeze, southwest, speed 36 km/h
Wind gusts: 58 km/h
Relative humidity: 81%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,6 mm
Ultraviolet index: 3,7 (Moderate)
Visibility: 54%

14:00afternoonfrom 14:00 to 14:59Showers +11 °CShowers
southwest
Wind: fresh breeze, southwest, speed 36 km/h
Wind gusts: 58 km/h
Relative humidity: 83%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 3 (Moderate)
Visibility: 98%

15:00afternoonfrom 15:00 to 15:59Showers +11 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 84%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 2,1 (Low)
Visibility: 91%

16:00afternoonfrom 16:00 to 16:59Rain +12 °CRain
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 61 km/h
Relative humidity: 84%
Cloudiness: 95%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,6 mm
Ultraviolet index: 1,1 (Low)
Visibility: 88%

17:00afternoonfrom 17:00 to 17:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 32 km/h
Wind gusts: 58 km/h
Relative humidity: 80%
Cloudiness: 92%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 0,7 (Low)
Visibility: 91%

18:00eveningfrom 18:00 to 18:59Cloudy +13 °CCloudy
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 58 km/h
Relative humidity: 82%
Cloudiness: 93%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Ultraviolet index: 0,5 (Low)
Visibility: 93%

19:00eveningfrom 19:00 to 19:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 54 km/h
Relative humidity: 77%
Cloudiness: 78%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,3 mm
Ultraviolet index: 0,2 (Low)
Visibility: 50%

20:00eveningfrom 20:00 to 20:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 54 km/h
Relative humidity: 85%
Cloudiness: 91%
Atmospheric pressure: 1009 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,4 mm
Ultraviolet index: 0,1 (Low)
Visibility: 67%

21:00eveningfrom 21:00 to 21:59Showers +12 °CShowers
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 54 km/h
Relative humidity: 89%
Cloudiness: 96%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,2 mm
Visibility: 46%

22:00eveningfrom 22:00 to 22:59Rain +12 °CRain
southwest
Wind: fresh breeze, southwest, speed 29 km/h
Wind gusts: 54 km/h
Relative humidity: 91%
Cloudiness: 99%
Atmospheric pressure: 1011 hPa
State of the sea: moderate, wave height of 2 m
Amount of precipitations: 0,6 mm
Visibility: 86%

23:00eveningfrom 23:00 to 23:59Showers +12 °CShowers
southwest
Wind: moderate breeze, southwest, speed 25 km/h
Wind gusts: 47 km/h
Relative humidity: 92%
Cloudiness: 94%
Atmospheric pressure: 1011 hPa
State of the sea: slight, wave height of 1 m
Amount of precipitations: 0,3 mm
Visibility: 60%

Tuesday, May 27, 2025
The Sun:  Sunrise 05:02, Sunset 21:26.
The Moon:  Moonrise 04:31, Moonset 22:55, Moon phase: new new
 Geomagnetic Field: Unstable
 Water temperature: +16 °C
 Ultraviolet index: 1,7 (Low)

00:00nightfrom 00:00 to 00:59Overcast +12 °COvercast
southwest
Wind: moderate breeze, southwest, speed 22 km/h
Wind gusts: 40 km/h
Relative humidity: 89%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: slight, wave height of 1 m
Visibility: 61%

01:00nightfrom 01:00 to 01:59Showers +11 °CShowers
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 90%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,6 mm
Visibility: 67%

02:00nightfrom 02:00 to 02:59Showers +11 °CShowers
southwest
Wind: gentle breeze, southwest, speed 14 km/h
Wind gusts: 32 km/h
Relative humidity: 90%
Cloudiness: 100%
Atmospheric pressure: 1009 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 0,3 mm
Visibility: 89%

03:00nightfrom 03:00 to 03:59Light drizzle +11 °CLight drizzle
western
Wind: gentle breeze, western, speed 14 km/h
Wind gusts: 32 km/h
Relative humidity: 90%
Cloudiness: 99%
Atmospheric pressure: 1009 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Visibility: 81%

04:00nightfrom 04:00 to 04:59Light drizzle +11 °CLight drizzle
western
Wind: light breeze, western, speed 11 km/h
On land:
Wind felt on face; leaves rustle; ordinary vanes moved by wind.
At Sea:
Small wavelets, still short, but more pronounced. Crests have a glassy appearance and do not break.

Wind gusts: 32 km/h
Relative humidity: 90%
Cloudiness: 99%
Atmospheric pressure: 1009 hPa
State of the sea: calm (rippled), wave height of 0,2 m
Visibility: 90%

05:00nightfrom 05:00 to 05:59Showers +11 °CShowers
southwest
Wind: light breeze, southwest, speed 11 km/h
Wind gusts: 29 km/h
Relative humidity: 89%
Cloudiness: 98%
Atmospheric pressure: 1009 hPa
State of the sea: calm (rippled), wave height of 0,2 m
Amount of precipitations: 0,2 mm
Visibility: 100%

06:00morningfrom 06:00 to 06:59Showers +11 °CShowers
southwest
Wind: light breeze, southwest, speed 11 km/h
Wind gusts: 25 km/h
Relative humidity: 90%
Cloudiness: 98%
Atmospheric pressure: 1008 hPa
State of the sea: calm (rippled), wave height of 0,2 m
Amount of precipitations: 0,1 mm
Ultraviolet index: 0,1 (Low)
Visibility: 100%

07:00morningfrom 07:00 to 07:59Showers +11 °CShowers
southwest
Wind: light breeze, southwest, speed 11 km/h
Wind gusts: 25 km/h
Relative humidity: 88%
Cloudiness: 98%
Atmospheric pressure: 1008 hPa
State of the sea: calm (rippled), wave height of 0,2 m
Amount of precipitations: 2,4 mm
Ultraviolet index: 0,2 (Low)
Visibility: 100%

08:00morningfrom 08:00 to 08:59Rain +12 °CRain
southwest
Wind: gentle breeze, southwest, speed 18 km/h
Wind gusts: 32 km/h
Relative humidity: 88%
Cloudiness: 98%
Atmospheric pressure: 1008 hPa
State of the sea: smooth (wavelets), wave height of 0,6 m
Amount of precipitations: 1 mm
Ultraviolet index: 0,7 (Low)
Visibility: 100%

09:00morningfrom 09:00 to 09:59Cloudy +12 °CCloudy
southwest
Wind: moderate breeze, southwest, speed 25 km/h
Wind gusts: 43 km/h
Relative humidity: 89%
Cloudiness: 95%
Atmospheric pressure: 1007 hPa
State of the sea: slight, wave height of 1 m
Ultraviolet index: 1,7 (Low)
Visibility: 100%

Temperature trend

Directory and geographical data

 
Country:United Kingdom
Telephone country code:+44
Location:Wales
District:Gwynedd
The name of the city or village:Porthmadog
Time zone:Europe/London, GMT 1. Summertime (+1 hour)
Coordinates: DMS: Latitude: 52°55'40" N; Longitude: 4°8'2" W; DD: 52.9278, -4.13394; Altitude (elevation), in meters: 4;
Aliases (In other languages):Afrikaans: PorthmadogAzərbaycanca: PorthmadogBahasa Indonesia: PorthmadogDansk: PorthmadogDeutsch: PorthmadogEesti: PorthmadogEnglish: PorthmadogEspañol: PorthmadogFilipino: PorthmadogFrançaise: PorthmadogHrvatski: PorthmadogItaliano: PorthmadogLatviešu: PorthmadogLietuvių: PortmadogasMagyar: PorthmadogMelayu: PorthmadogNederlands: PorthmadogNorsk bokmål: PorthmadogOʻzbekcha: PorthmadogPolski: PorthmadogPortuguês: PorthmadogRomână: PorthmadogShqip: PorthmadogSlovenčina: PorthmadogSlovenščina: PorthmadogSuomi: PorthmadogSvenska: PorthmadogTiếng Việt: PorthmadogTürkçe: PorthmadogČeština: PorthmadogΕλληνικά: ΠορτημαδογБеларуская: ПортмадогБългарски: ПортмадогКыргызча: ПортмадогМакедонски: ПортмадогМонгол: ПортмадогРусский: ПортмадогСрпски: ПортмадогТоҷикӣ: ПортмадогУкраїнська: ПортмадогҚазақша: ПортмадогՀայերեն: Պօրտմադօգעברית: פִּוֹרטמָדִוֹגاردو: بورذمادوغالعربية: بورذمادوغفارسی: پرتهمدگमराठी: पोर्थ्मदोग्हिन्दी: पोर्ठ्मडॉगবাংলা: পোর্থ্মদোগ্ગુજરાતી: પોર્થ્મદોગ્தமிழ்: போர்த்மதோக்తెలుగు: పోర్థ్మదోగ్ಕನ್ನಡ: ಪೋರ್ಥ್ಮದೋಗ್മലയാളം: പോർഥ്മദോഗ്සිංහල: පොර්‍ථ‍්මදොග්ไทย: โปรถมะโทคქართული: პორტმადოგ中國: 波斯马多格日本語: ポルスマドグ한국어: 포스마도그
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Detailed hourly weather forecast in Porthmadog

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