The best time to visit Guernsey is from June until October, when you will have a soft or pleasant temperature and limited rainfall. The highest average temperature in in Guernsey is 18°C in August and the lowest is 9°C in February.
Guernsey has the oceanic climate prevailing. If you want to know what the average temperature is in Guernsey or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.
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The Guernsey weather for will be 13° till 16° degrees in the next 14 days with a few days chance of light rain showers or even quite a bit of rain. The water temperature is 17°C.
The Guernsey weather forecast is based on the weather conditions in the city of Saint Peter Port.
Guernsey 14 day weather forecast
Weather
Max/min
Precip
Wind
Water
UV
Wednesday 25 may
14°C 12°C
0.1 mm 20%
7 Bft WSW
17°C
3
Thursday 26 may
15°C 13°C
0 mm 0%
6 Bft W
17°C
5
Friday 27 may
16°C 13°C
0 mm 0%
4 Bft WNW
17°C
6
Saturday 28 may
15°C 13°C
0 mm 0%
5 Bft ENE
17°C
8
Sunday 29 may
16°C 14°C
0 mm 0%
3 Bft WSW
17°C
9
Climate Guernsey
Guernsey has the oceanic climate prevailing. There is rainfall during all months of the year. The average annual temperature for Guernsey is 13° degrees and there is about 463 mm of rain in a year. It is dry for 131 days a year with an average humidity of 80% and an UV-index of 4.
What is the average Guernsey weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
10°C
11°C