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

Light Cloud

11°C 52°F 11°C 52°F South Westerly
42km/h 26mph

Light Rain

12°C 54°F 6°C 43°F South Westerly
45km/h 28mph


8°C 46°F 6°C 43°F Westerly
35km/h 22mph

Light Cloud

8°C 46°F 2°C 36°F North Westerly
19km/h 12mph

Heavy Rain

8°C 46°F 7°C 45°F South South Westerly
31km/h 19mph



Sunrise 08:29 Sunset 16:04

Last updated 21:06

Weather forecast details for Monday 22 December. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0000 hours0300 hours      
Weather Conditions Light Cloud Light Cloud       
Temperature (°C/°F) 11°C 52°F 11°C 52°F       
Wind Speed (mph/km/h) 40km/h 25mph South Westerly 40km/h 25mph South Westerly       
Wind Direction SW SW       
Humidity 91% 88%       
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG VG       
Pressure (Millibars) 1013 1013       


Forecast Summary

  • This Evening and Tonight

    It will remain cloudy and windy across all areas with patchy rain or drizzle, persistent and heavy at times across the hills in the north and west. Another mild night, despite the strength of the wind.

Environmental Summary

UV: 1

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Met Office Warnings Issued For: Gwynedd

  1. Yellow early warning of rain

    0900 on Tue 23 December
    2300 on Tue 23 December
    Updated 20 December at 13:58


    Heavy rain will affect North Wales on Tuesday. Given high river levels from recent heavy rain, the public should be aware of the risk of further flooding, for example affecting some roads.

A list of all UK Warnings can be found on our More UK Weather page.

Weather Warnings Key

  • Red: Take action
  • Amber: Be prepared
  • Yellow: Be aware

Issued by the Met Office

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Forecast Video

BBC Wales Today

BBC Wales Today Forecast Last updated 19:10, Monday 22 Dec Forecast updated Monday to Friday only


UK Forecast Last updated 17:48, Monday 22 Dec


Observed at 20:00, Monday 22 December

Thick Cloud

11°C 52°F

64km/h 40mph South South Westerly

Humidity: 95%

Visibility: Good

Pressure: 1013mb, Falling

Observation station: Aberdaron

(Lat: 52.783 | Lon: -4.733)

BBC Weather in association with the Met Office

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

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