url:
Boulder, Montana Weather Forecast
Boulder, Montana Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Change location by the zip code or city,state: or search for other weather forecast locations in Montana by name.
Weather Forecast for Boulder, Montana : Jefferson County
Issued: 9:27 pm MST Dec 16, 2025 Latitude: 46.2365947 Longitude: -112.1208336 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of rain on Tonight 90% chance of rain & snow on Wednesday 40% chance of snow on Thursday 80% chance of rain & snow on Friday 10% chance of snow on Saturday Partly Sunny on Sunday 20% chance of rain & snow on Monday 10% chance of rain & snow on Tuesday
Low: 40°F High: 41 °F High: 39°F High: 43°F High: 35°F High: 38°F High: 43°F High: 44°F
Low: 24°F Low: 32°F Low: 23°F Low: 20°F Low: 27°F Low: 27°F  
Rain Rain & Snow Snow Rain & Snow Snow Partly Sunny Rain & Snow Rain & Snow
-
Current Conditions at
HELENA - (KHLN)
52°
Clear
as of 9:53 PM MST
Rel. Humidity: 34%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
BUTTE - (KBTM)
43°
Clear
as of 9:53 PM MST
Rel. Humidity: 45%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
7 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
50°
Feels like 45°F
Clear
as of 9:56 PM MST
Rel. Humidity: 29%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.84 in.
Flight Rule: VFR
Wind Data
10 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
DILLON - (KDLN)
43°
Clear
as of 9:53 PM MST
Rel. Humidity: 35%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
8 MPH
120° Southeast
Cloud Level(s): Clear
30% chance of rain Tonight Tonight... A 30 percent chance of rain after 2am. Increasing clouds, with a steady temperature around 40. West southwest wind 15 to 17 mph becoming south southeast after midnight. Winds could gust as high as 33 mph.

90% chance of rain & snow Wednesday Wednesday... Rain and snow before noon, then a slight chance of snow between noon and 1pm. Temperature rising to near 41 by 10am, then falling to around 29 during the remainder of the day. Windy, with a south southwest wind 22 to 27 mph becoming west 33 to 38 mph in the morning. Winds could gust as high as 60 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 24. Breezy, with a west wind 24 to 29 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 50 mph.

40% chance of snow Thursday Thursday... A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 39. South southwest wind 6 to 14 mph, with gusts as high as 22 mph. Little or no snow accumulation expected.

80% chance of rain & snow Thursday Night Thursday Night... Snow likely before 8pm, then rain, possibly mixed with snow. Low around 32. Southwest wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

80% chance of rain & snow Friday Friday... Rain and snow, becoming all snow after 8am. High near 43. West wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

50% chance of snow Friday Night Friday Night... A 50 percent chance of snow. Mostly cloudy, with a low around 23. West wind 8 to 11 mph, with gusts as high as 23 mph. New snow accumulation of less than a half inch possible.

10% chance of snow Saturday Saturday... A slight chance of snow. Mostly sunny, with a high near 35. West southwest wind 7 to 15 mph, with gusts as high as 23 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 20.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 38.

20% chance of rain & snow Sunday Night Sunday Night... A chance of rain and snow. Mostly cloudy, with a low around 27.

20% chance of rain & snow Monday Monday... A chance of rain and snow. Partly sunny, with a high near 43.

10% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 27.

10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 44.

Current Radar Image


Sun Almanac for Boulder, Montana
Sunrise: 08:06 AM
Sunset: 4:43 PM
Civil Sunrise:07:31 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:53 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 06:17 AM
Astro Sunset: 6:33 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.