Best year time to visit St Martin

General weather information about St Martin

Average annual temperature is 13.0 °C

Absolute maximum temperature: 21.5 °C

Absolute minimum temperature: 4.3 °C

Number of sunny days: 125 days

Number of rainy days: 240 days

Look at detailed online map of St Martin

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

St Martin air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	13.0	11.3	12.7	12.9	15.2	18.8	20.0	20.7	21.5	20.3	15.8	14.3
Average daytime temperature (°C)	10.2	9.7	10.3	10.9	13.1	15.9	17.1	17.9	19.1	16.8	13.3	12.2
Average temperature (°C)	9.3	8.8	9.3	10.0	12.2	15.0	16.4	17.1	18.0	15.8	12.3	11.3
Average night temperature (°C)	8.2	7.9	8.4	9.3	11.5	14.2	15.8	16.5	17.0	14.8	11.2	10.4
Absolute minimum temperature (°C)	4.3	5.6	4.5	7.6	10.5	12.2	14.5	15.3	13.2	11.2	7.3	5.6

St Martin 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	15.0	16.0	16.0	15.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.7	10.1	11.9	13.7	15.4	16.2	15.8	14.4	12.6	10.8	9.1	8.2
Daylight minimum duration (h)	8.0	9.0	10.0	12.0	14.0	15.0	15.0	13.0	11.0	9.0	8.0	8.0
Sunshine mean duration (h)	3.6	5.7	5.6	8.8	12.2	13.0	11.0	9.7	9.4	6.7	4.6	3.8
Precipitation (mm)	127	14	109	61	28	21	54	109	72	137	209	171
Sunny days	5	13	2	14	21	21	11	9	13	9	2	5
Rainy days	26	15	29	16	10	9	20	22	17	22	28	26
Snow days	0	0	0	0	0	0	0	0	0	0	0	0

St Martin - weather forecast by months

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

Best time to visit St Martin:

The best time to visit St Martin during the most sunny months:

May — 12.2(h)
June — 13.0(h)
July — 11.0(h)

Months with the longest average daylight duration in St Martin:

May — 15.4(h)
June — 16.2(h)
July — 15.8(h)

The largest precipitation sum in St Martin is at

January — 127(mm)

October — 137(mm)

November — 209(mm)

December — 171(mm)

Weather forecast in the closest to St Martin admin centers