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Snowdonia
Hotels

Hotels

Flights

Flights

Snowdonia Monthly Climate Averages

To help you choose the best time to travel, you can find climate data below on the weather in Snowdonia .

Month
day temperature
t°C
day
night temperature
t°C
night
precipitation
mm
rain
Daylight
daylight
January+6.8+2.31828.9h
February+7.1+1.813610.5h
March+8.9+315912.5h
April+11.3+4.212214.7h
May+14.5+7.310516.6h
June+16.8+9.712817.7h
July+18.4+11.914317.1h
August+18.7+11.815915.3h
September+16+9.416513.2h
October+13.1+7.122011.1h
November+9.9+4.42189.3h
December+7.6+2.42088.4h

Best places

Best time with the soft weather for the sightseeing and long walks in Snowdonia are July, August.


Temperature in Snowdonia

The table shows that the hottest months in Snowdonia are August and July, during which the average daytime temperature reaches +18.7°C and the nighttime temperature falls to +11.8°C.

The coldest months are January and February, when the daily average temperature falls to +6.8°C, and drops to +2.3°C during the night.

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Snowdonia climate by month


Precipitation

The largest amount of precipitation falls on average in October and November, up to 220mm, and the least in May and April — up to 105mm.

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