Best year time to visit Guernsey

General weather information about Guernsey

Average annual temperature is 3.9 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -34.2 °C

Number of sunny days: 236 days

Number of rainy days: 94 days

Number of snow days: 35 days

Look at detailed online map of Guernsey

* Weather data for Guernsey Canada is based on climate observations for 2026 year

Guernsey air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	2.7	2.6	1.1	15.6	28.9	30.1	31.4	31.0	27.2	17.9	6.1	4.6
Average daytime temperature (°C)	-7.9	-8.0	-5.7	6.9	22.4	25.7	23.7	24.6	21.9	8.7	1.0	-0.2
Average temperature (°C)	-11.4	-13.5	-12.0	0.2	14.4	19.5	17.7	18.3	15.2	4.2	-2.2	-4.1
Average night temperature (°C)	-14.8	-18.5	-17.2	-5.3	7.3	13.5	12.2	12.7	9.8	0.4	-4.9	-7.0
Absolute minimum temperature (°C)	-29.2	-34.2	-29.1	-23.6	-0.8	9.2	6.8	6.7	4.5	-11.4	-16.0	-12.2

Guernsey monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	10.0	12.0	14.0	16.0	16.0	16.0	15.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.4	9.9	11.9	13.9	15.7	16.6	16.2	14.6	12.7	10.7	8.8	7.9
Daylight minimum duration (h)	7.0	9.0	10.0	12.0	14.0	16.0	15.0	13.0	11.0	9.0	8.0	7.0
Sunshine mean duration (h)	2.7	6.7	8.8	9.3	11.9	13.6	13.5	11.1	10.0	6.4	4.7	5.1
Precipitation (mm)	17	12	4	33	26	38	24	73	18	25	14	4
Sunny days	25	18	24	17	19	17	19	16	19	15	21	26
Rainy days	1	2	0	8	12	13	12	15	11	11	6	3
Snow days	5	8	7	5	0	0	0	0	0	5	3	2

Guernsey - weather forecast by months

Guernsey weather in january Guernsey weather in february Guernsey weather in march Guernsey weather in april Guernsey weather in may Guernsey weather in june Guernsey weather in july Guernsey weather in august Guernsey weather in september Guernsey weather in october Guernsey weather in november Guernsey weather in december

Best time to visit Guernsey:

The best time to visit Guernsey during the most sunny months:

May — 11.9(h)
June — 13.6(h)
July — 13.5(h)
August — 11.1(h)

Months with the longest average daylight duration in Guernsey:

May — 15.7(h)
June — 16.6(h)
July — 16.2(h)

The largest precipitation sum in Guernsey is at

April — 33(mm)

June — 38(mm)

August — 73(mm)

Weather forecast in the closest to Guernsey admin centers