Best year time to visit Grosse-Île

General weather information about Grosse-Île

Average annual temperature is 6.3 °C

Absolute maximum temperature: 22.0 °C

Absolute minimum temperature: -25.2 °C

Number of sunny days: 136 days

Number of rainy days: 168 days

Number of snow days: 61 days

Look at detailed online map of Grosse-Île

* Weather data for Grosse-Île Canada is based on climate observations for 2026 year

Grosse-Île air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	6.5	3.2	1.2	4.4	11.1	15.0	22.0	20.7	19.8	16.5	10.4	9.8
Average daytime temperature (°C)	1.0	-2.9	-0.7	2.3	6.9	10.1	17.9	18.6	16.8	12.6	5.5	3.0
Average temperature (°C)	-1.2	-5.4	-1.4	1.2	5.3	9.2	16.8	17.6	15.8	11.3	3.9	1.4
Average night temperature (°C)	-2.9	-7.6	-2.1	0.4	4.3	8.3	15.8	17.0	14.9	10.3	2.7	0.0
Absolute minimum temperature (°C)	-6.4	-25.2	-6.9	-3.8	1.7	5.2	11.4	13.1	10.6	2.3	-2.9	-3.9

Grosse-Île 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	15.0	15.0	14.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.9	10.3	11.9	13.6	15.1	15.9	15.5	14.2	12.6	10.9	9.3	8.5
Daylight minimum duration (h)	8.0	9.0	11.0	12.0	14.0	15.0	15.0	13.0	11.0	10.0	8.0	8.0
Sunshine mean duration (h)	2.1	4.6	6.7	9.9	9.5	8.5	9.4	8.9	8.4	5.4	3.7	2.9
Precipitation (mm)	199	85	68	30	89	100	148	143	61	118	112	71
Sunny days	5	5	11	19	18	10	13	10	15	12	7	11
Rainy days	16	5	3	7	13	20	18	21	15	19	21	10
Snow days	10	18	17	4	0	0	0	0	0	0	2	10

Grosse-Île - weather forecast by months

Grosse-Île weather in january Grosse-Île weather in february Grosse-Île weather in march Grosse-Île weather in april Grosse-Île weather in may Grosse-Île weather in june Grosse-Île weather in july Grosse-Île weather in august Grosse-Île weather in september Grosse-Île weather in october Grosse-Île weather in november Grosse-Île weather in december

Best time to visit Grosse-Île:

The best time to visit Grosse-Île during the most sunny months:

April — 9.9(h)
May — 9.5(h)
June — 8.5(h)
July — 9.4(h)
August — 8.9(h)
September — 8.4(h)

Months with the longest average daylight duration in Grosse-Île:

June — 15.9(h)
July — 15.5(h)

The largest precipitation sum in Grosse-Île is at

January — 199(mm)

July — 148(mm)

August — 143(mm)

Weather forecast in the closest to Grosse-Île admin centers