Best year time to visit Island Mountain (historical)

General weather information about Island Mountain (historical)

Average annual temperature is 4.6 °C

Absolute maximum temperature: 32.6 °C

Absolute minimum temperature: -21.8 °C

Number of sunny days: 179 days

Number of rainy days: 109 days

Number of snow days: 77 days

Look at detailed online map of Island Mountain (historical)

* Weather data for Island Mountain (historical) United States is based on climate observations for 2026 year

Island Mountain (historical) air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	0.3	1.1	2.3	17.4	22.1	23.2	32.6	30.2	25.3	21.3	12.7	3.1
Average daytime temperature (°C)	-4.6	-4.2	-3.2	3.5	15.0	17.7	28.4	25.3	20.0	13.2	5.3	0.0
Average temperature (°C)	-7.6	-8.1	-6.6	-0.6	9.1	11.7	21.4	18.5	13.4	6.7	0.3	-3.9
Average night temperature (°C)	-10.5	-11.2	-10.0	-4.0	3.2	5.9	13.7	11.9	7.1	1.9	-3.4	-7.4
Absolute minimum temperature (°C)	-21.8	-17.1	-15.8	-13.8	-5.3	-0.8	8.0	6.5	-0.2	-8.8	-14.8	-18.9

Island Mountain (historical) monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	10.0	11.0	12.0	13.0	14.0	15.0	15.0	14.0	13.0	11.0	10.0	9.0
Daylight mean duration (h)	9.5	10.6	11.9	13.3	14.5	15.2	14.9	13.8	12.5	11.1	9.9	9.2
Daylight minimum duration (h)	9.0	10.0	11.0	12.0	14.0	14.0	14.0	13.0	11.0	10.0	9.0	9.0
Sunshine mean duration (h)	4.1	7.2	7.4	10.3	11.7	12.3	13.2	11.5	10.8	8.5	7.4	6.1
Precipitation (mm)	44	23	54	29	66	42	3	26	37	31	26	41
Sunny days	7	17	5	20	6	8	25	18	17	19	18	19
Rainy days	3	0	2	2	24	22	6	13	13	12	7	5
Snow days	21	11	24	8	1	0	0	0	0	0	5	7

Island Mountain (historical) - weather forecast by months

Best time to visit Island Mountain (historical):

The best time to visit Island Mountain (historical) during the most sunny months:

May — 11.7(h)
June — 12.3(h)
July — 13.2(h)

The largest precipitation sum in Island Mountain (historical) is at

March — 54(mm)

May — 66(mm)

Weather forecast in the closest to Island Mountain (historical) admin centers

Explore Island Mountain (historical)

Frequently asked questions

When is the best time to visit Island Mountain (historical)?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Island Mountain (historical).

What is the weather like in Island Mountain (historical)?

See average temperature, rainfall and daylight hours for Island Mountain (historical) by month in the table above.

How many sunny days does Island Mountain (historical) have?

The monthly weather statistics above show sunshine and rainfall patterns for Island Mountain (historical) throughout the year.