Climate of Big Sky

Big Sky has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Big Sky is 8° degrees and there is about 484 mm of rain in a year. It is dry for 138 days a year with an average humidity of 75% and an UV-index of 3.

Climate averages for the whole year

Day: the average daily temperature during the day is between -6°C and 24°C
Night:the average nighttime temperature is between -14°C and 7°C
Rain: it rains 110 days and there is a total of approximately 483 mm rainfall
Snow: it snows an average of 144 days per year
Sun hours: throughout the year there are 2926 sun hours

Maximum temperature:	between -6°C and 24°C
Warmest month:	24°C in July
Coldest month:	-6°C in December
Night temperature:	between -14°C and 7°C
Dry days:	111 days
Days with rain:	110 days
Days with snow:	144 days
Total rain sum:	483 mm
Hours of sunshine:	2926 hours

Climate of Big Sky
Temperature graph
Precipitation graph
Climate chart of Big Sky
The best travel time for Big Sky
Climate of Big Sky by month
Experiences with the weather of Big Sky

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Big Sky.

Precipitation graph

This graph shows the average amount of rainfall per month for Big Sky.

Climate table of Big Sky

In this climate table you can see at a glance what the average weather per month is for Big Sky. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Big Sky might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	-4	-4	1	4	11	18	24	23	18	8	0	-6
Night temp. (°C)	-12	-12	-8	-5	-1	4	7	7	4	-2	-9	-14
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	31	41	45	57	55	42	24	34	36	43	41	34
Days with rain	5	4	8	9	15	15	11	12	11	9	5	6
Days with snow	18	19	21	20	12	3	-	-	3	13	16	19
Dry days	8	5	2	1	4	12	20	19	16	9	9	6
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	5	5	7	8	10	11	12	12	10	7	6	4
Wind force (Bft)	3	2	2	2	2	2	2	2	2	2	2	2
UV-index	1	1	2	1	3	4	5	4	3	2	2	2

Best time to visit Big Sky

The best time to visit Big Sky in the state of Montana is from June through September. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Big Sky is 24°C in July and the lowest is -6°C in December.

Climate of Big Sky by month

What is the average climate in a given month for Big Sky? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January