Weather Porthmadog

Daily forecast
Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed

Light Cloud

10°C 50°F 8°C 46°F North Westerly
Wind Speed 16 km/h 10 mph

Light Rain

11°C 52°F 11°C 52°F West South Westerly
Wind Speed 10 km/h 6 mph

Heavy Rain

12°C 54°F 5°C 41°F South South Westerly
Wind Speed 39 km/h 24 mph

Light Rain

9°C 48°F 7°C 45°F West South Westerly
Wind Speed 48 km/h 30 mph

Light Rain

11°C 52°F 9°C 48°F West South Westerly
Wind Speed 43 km/h 27 mph



Sunrise 07:57 Sunset 16:10

Last updated 00:10

Weather forecast details for Wednesday 25 November. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0100 hours0200 hours0300 hours0400 hours0500 hours                   
Weather Conditions Light Cloud Thick Cloud Thick Cloud Thick Cloud Thick Cloud                    
Temperature (°C/°F) 9°C 48°F 9°C 48°F 9°C 48°F 9°C 48°F 9°C 48°F                    
Wind Speed (mph/km/h) Wind Speed 18 km/h 11 mph North North Westerly Wind Speed 13 km/h 8 mph North North Westerly Wind Speed 10 km/h 6 mph North Westerly Wind Speed 5 km/h 3 mph Westerly Wind Speed 6 km/h 4 mph West North Westerly                    
Wind Direction NNW NNW NW W WNW                    
Humidity 85% 87% 88% 93% 92%                    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VGVGVGGG                   
Pressure (Millibars) 1019 1019 1020 1020 1020                    


Forecast Summary

  • Tonight

    Any rain will clear into the evening, giving a quiet and mainly cloudy night. There will be some clear spells, with further light rain in the west by dawn.

Environmental Summary

UV: 1

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

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Forecast Video

BBC Wales Today

BBC Wales Today Forecast Last updated 20:59, Wednesday 25 Nov Forecast updated Monday to Friday only


UK Forecast Last updated 22:14, Wednesday 25 Nov


Observed at 23:00, Wednesday 25 November

Thick Cloud

9°C 48°F

Wind Speed 11 km/h 7 mph West South Westerly

Humidity: 76%

Visibility: Good

Pressure: 1019mb, Rising

Observation station: Capel Curig

(Lat: 53.1 | Lon: -3.933)

BBC Weather in association with the Met Office

All times are GMT (Europe/London, GMT+0000) unless otherwise stated

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