Weather forecast for 10 days
Big Sky, MT

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:35 am

9:18 pm
MDT
Partly Cloudy
57°F / 34°F
  • Wind: 12mph SW
  • Humidity: 46%
  • Precip. probability: 20%
  • Precipitation: 0.24"
  • UV index: 7
Tomorrow, on Saturday, June 21, clouds and sunshine will alternate throughout the day.
The chance of rain is low, and light precipitation is anticipated. Expected temperatures will peak at a mild 57.2°F and dip to a minimum of an icy 33.8°F.
The temperature of 57.2°F aligns more with what is typical in May than what is normal in June.
Sunrise will be at 5:35 am and sunset at 9:18 pm; tomorrow's daylight will last for 15h and 43min.

Sunday, Jun 22.

Rain / Snow
5:36 am

9:18 pm
MDT
Rain / Snow
45°F / 27°F
  • Wind: 8mph WSW
  • Humidity: 75%
  • Precip. probability: 86%
  • Precipitation: 0.39"
  • UV index: 4
On Sunday, in Big Sky, rain and snowfall will continue on and off, making for a chilly and wet day.
The chance of rain is high. However, precipitation will be light. Elevated precipitation of 0.39" is expected.
The temperature will vary between a maximum of a chilly 44.6°F and a minimum of a subzero 26.6°F.
On Sunday, it will be colder, and the temperature will align more with May's typical maximum of 52°F.
Sunrise will be at 5:36 am and sunset at 9:18 pm; the daylight will last for 15h and 43min.

Frequently asked questions

What is the weather forecast for Big Sky for tomorrow?
Tomorrow, some passing clouds may drift through, but the sun will shine at times.
Will it rain tomorrow?
Light precipitation of 0.24" is expected. The possibility of rainfall is low at 20%.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 57.2°F, while the minimum temperature will be 33.8°F.
The highest temperature will be relatively lower than the average maximum of 64°F in June. The lowest temperature will be also moderately lower than the average low of 38.5°F.
What time are sunrise and sunset tomorrow?
On Saturday, in Big Sky, sunrise will be at 5:35 am and sunset at 9:18 pm (MDT).
How many hours of daylight will Big Sky have tomorrow?
Tomorrow, the daylight will last for 15h and 43min.
What is the weather forecast for Big Sky for Sunday?
On Sunday, rain and snowfall will continue on and off, making for a chilly and wet day.
Will it rain on Sunday?
With a probability of 86%, light precipitation of 0.39" is predicted on Sunday.
Will it snow on Sunday?
Yes, it will snow on Sunday. High precipitation of 0.39" is forecasted on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 44.6°F, while the minimum temperature will be 26.6°F.
What is the weather forecast for Big Sky for the next ten days?
In Big Sky, weather will be unstable, and a combination of overcast, dry and sunny, showery and snow-filled weather is expected for the next ten days.
Will it rain in the next ten days?
Rain is predicted for Friday and Saturday in Big Sky. With light precipitation of 0.39", Sunday will be the day with the most rainfall.
Will it snow in the next ten days?
Snow is expected only on Sunday. With a probability of 86%, elevated precipitation of 0.39" is expected.
How warm will it be in the next ten days?
The maximum temperature will range between 44.6°F and 78.8°F, as the minimum temperature will vary between 26.6°F and 46.4°F.
What will be the warmest and the coldest days?
Next Sunday will be the warmest day, with a maximum temperature of 78.8°F. Sunday will be the coldest day, with a maximum temperature of 44.6°F.

Long-term weather forecast

FriJun 20.
  • 73°F
  • 39°F
AM Light Rain
AM Light Rain
  • Wind: 20mph SSW
  • Humidity: 45%
  • UV index: 8
  • Precip. probability: 69%
  • Precipitation: 0.24"
  • 5:35 am 9:18 pm MDT
SatJun 21.
  • 57°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SW
  • Humidity: 46%
  • UV index: 7
  • Precip. probability: 20%
  • Precipitation: 0.24"
  • 5:35 am 9:18 pm MDT
SunJun 22.
  • 45°F
  • 27°F
Rain / Snow
Rain / Snow
  • Wind: 8mph WSW
  • Humidity: 75%
  • UV index: 4
  • Precip. probability: 86%
  • Precipitation: 0.39"
  • 5:36 am 9:18 pm MDT
MonJun 23.
  • 61°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph WSW
  • Humidity: 48%
  • UV index: 8
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:36 am 9:18 pm MDT
TueJun 24.
  • 70°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Humidity: 37%
  • UV index: 8
  • Precip. probability: 13%
  • Precipitation: 0"
  • 5:36 am 9:18 pm MDT
WedJun 25.
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph SW
  • Humidity: 34%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:37 am 9:18 pm MDT
ThuJun 26.
  • 77°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 30%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:37 am 9:19 pm MDT
FriJun 27.
  • 75°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph WSW
  • Humidity: 37%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:37 am 9:18 pm MDT
SatJun 28.
  • 73°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph W
  • Humidity: 43%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:38 am 9:18 pm MDT
SunJun 29.
  • 79°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph W
  • Humidity: 37%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:38 am 9:18 pm MDT
Weather fluctuations are likely over the next ten days, and a mix of dull, dry and sunny, rain-filled and snowy and cold weather is predicted.
Rain is expected on Friday and Saturday.
With a probability of 86%, snowfall is anticipated only on Sunday. Anticipated precipitation will be high at 0.39".
Expect a substantial fluctuation in daytime highs in the upcoming period. Maximum temperatures are forecasted between 44.6°F and 78.8°F, while the nightly low temperatures will show also a considerable swing, as the minimum temperature is expected to range between 26.6°F and 46.4°F.
With the highest temperature of 78.8°F, next Sunday will be the warmest day; expect the coldest day on Sunday with a high of 44.6°F.
Updated: Jun 20, 2025 @ 13:02:46 UTC
Published by: Weather U.S. | About Us
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