How is the weather in Big Sky, MT?

At 7:25 AM on Wed, Sep 17, 2025 it is 45 degrees Fahrenheit, feeling like 45 degrees.

Big Sky, MT Weather Forecast and Current Conditions (59716)

45°F
Feels Like 45°F

Humidity 92% Dew Point 43°F Wind S 1 MPH Barometer 30.18 in.766.6 mm

Solar Rad 12 w/m2

Report from 22.7 miles SSW of central Big Sky at 7:25 AM Wed, Sep 17, 2025

Current Weather

45°F
Feels Like 45°F

Humidity 92% Dew Point 43°F Wind S 1 MPH Barometer 30.18 in.766.6 mm

Solar Rad 12 w/m2

Report from 22.7 miles SSW of central Big Sky at 7:25 AM Wed, Sep 17, 2025

Forecast at a Glance

WedSep 17

60°

41°

ThuSep 18

65°

44°

FriSep 19

66°

45°

SatSep 20

10%

67°

45°

SunSep 21

10%

63°

41°

MonSep 22

65°

44°

TueSep 23

68°

46°

This Date in Weather History

1963 - Nearly two and a half inches of rain fell at Yuma AZ in 24 hours. It was the most intense rain for Yuma during the period between 19S09 and 1977.

Big Sky 7 Day Weather Forecast Details

Wednesday Sep 17

Day: Areas of fog before 11am. Sunny, with a high near 60. East wind 1 to 6 mph.

Night: Mostly clear, with a low around 41. East southeast wind 2 to 6 mph.

Thursday Sep 18

Day: Sunny, with a high near 65. Southwest wind 1 to 5 mph.

Night: Mostly clear, with a low around 44. South wind around 5 mph.

Friday Sep 19

Day: Mostly sunny, with a high near 66. Southwest wind around 6 mph.

Night: Partly cloudy, with a low around 45. South southwest wind around 6 mph.

Saturday Sep 20

Day: Sunny, with a high near 67. Southwest wind 3 to 8 mph, with gusts as high as 20 mph.

Night: Mostly clear, with a low around 45. Southwest wind around 7 mph.

Sunday Sep 21

Day: Mostly sunny, with a high near 63.

Night: Partly cloudy, with a low around 41.

Monday Sep 22

Day: Sunny, with a high near 65.

Night: Mostly clear, with a low around 44.

Tuesday Sep 23

Day: Sunny, with a high near 68.

Night: Partly cloudy, with a low around 46.

Sun & Moon Monthly

First Light 6:38 AM

Sunrise 7:08 AM

Sunset 7:34 PM

Last Light 8:04 PM

Moonrise 2:15 AM

Moonset 6:05 PM

Moon Phase

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