Weather Caernarfon

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

Sunny Intervals

9°C 48°F 6°C 43°F South Westerly
23km/h 14mph

Light Cloud

12°C 54°F 8°C 46°F West South Westerly
34km/h 21mph

Heavy Rain

10°C 50°F 6°C 43°F Westerly
35km/h 22mph

Light Rain

11°C 52°F 6°C 43°F South South Westerly
34km/h 21mph

Light Rain

9°C 48°F 6°C 43°F Westerly
35km/h 22mph



Sunrise 06:04 Sunset 18:42

Last updated 13:13

Weather forecast details for Friday 27 March. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1500 hours1800 hours2100 hours0000 hours
0300 hours   
Weather Conditions Sunny Intervals Light Cloud Light Cloud Thick Cloud Heavy Rain    
Temperature (°C/°F) 9°C 48°F 8°C 46°F 7°C 45°F 8°C 46°F 8°C 46°F    
Wind Speed (mph/km/h) 14km/h 9mph West South Westerly 8km/h 5mph South South Westerly 6km/h 4mph South South Easterly 14km/h 9mph Southerly 31km/h 19mph Southerly    
Wind Direction WSW SSW SSE S S    
Humidity 66% 77% 80% 80% 99%    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG VG VG VG M    
Pressure (Millibars) 1019 1018 1017 1015 1010    


Forecast Summary

  • Today

    It will turn increasingly cloudy from the west today but it should stay dry and the odd brighter spell is still possible. Winds will be light and westerly.

  • Tonight

    Patchy rain may affect the country at times during the night, with low cloud mist and fog becoming widespread. Winds will strengthen with coastal gales possible by dawn.

Environmental Summary

UV: 2

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Pollen: Low

UK Range: Low to Very High

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Forecast Video

BBC Wales Today

BBC Wales Today Forecast Last updated 19:05, Thursday 26 Mar Forecast updated Monday to Friday only


UK Forecast Last updated 12:31, Friday 27 Mar


Observed at 12:00, Friday 27 March

Light Cloud

9°C 48°F

23km/h 14mph South South Westerly

Humidity: 58%

Visibility: Very Good

Pressure: 1019mb, Rising

Observation station: Mona

(Lat: 53.26 | Lon: -4.376)

BBC Weather in association with the Met Office

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