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Williamsburg, Montana Weather Forecast
Williamsburg, Montana Weather
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Weather Forecast for Williamsburg, Montana : Silver Bow County
Issued: 1:01 am MST Dec 17, 2025 Latitude: 45.9918706 Longitude: -112.5572456 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
20% chance of snow on Overnight 20% chance of snow on Wednesday 20% chance of snow on Thursday 20% chance of snow on Friday 10% chance of snow on Saturday 10% chance of snow on Sunday 10% chance of snow on Monday 10% chance of snow on Tuesday
Low: 32°F High: 28 °F High: 37°F High: 43°F High: 32°F High: 36°F High: 41°F High: 39°F
Low: 21°F Low: 31°F Low: 19°F Low: 16°F Low: 23°F Low: 22°F  
Snow Snow Snow Snow Snow Snow Snow Snow
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Current Conditions at
HELENA - (KHLN)
48°
Clear
as of 1:53 AM MST
Rel. Humidity: 34%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.56 in.
Flight Rule: VFR
Wind Data
8 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
DILLON - (KDLN)
46°
Feels like 39°F
Mostly Cloudy
as of 1:53 AM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.70 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 26 MPH
200° South
Cloud Level(s): Broken at 11000ft
Current Conditions at
BOZEMAN - (KBZN)
39°
Cloudy
as of 1:56 AM MST
Rel. Humidity: 55%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: VFR
Wind Data
7 MPH
110° East
Cloud Level(s): Solid Overcast at 9500ft
20% chance of snow Overnight Overnight... A 20 percent chance of snow. Mostly cloudy, with a low around 32. South wind 17 to 20 mph.

20% chance of snow Wednesday Wednesday... A 20 percent chance of snow. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 28 by 5pm. Windy, with a south southwest wind 21 to 26 mph becoming west 32 to 37 mph in the afternoon. Winds could gust as high as 55 mph.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 21. Windy, with a west northwest wind 22 to 32 mph decreasing to 7 to 17 mph. Winds could gust as high as 45 mph.

20% chance of snow Thursday Thursday... A 20 percent chance of snow. Mostly cloudy, with a high near 37. South wind 6 to 10 mph, with gusts as high as 18 mph.

20% chance of snow Thursday Night Thursday Night... A 20 percent chance of snow. Snow level rising to 6500 feet after midnight. Mostly cloudy, with a low around 31. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

20% chance of snow Friday Friday... A 20 percent chance of snow. Cloudy, with a high near 43.

20% chance of snow Friday Night Friday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 19.

10% chance of snow Saturday Saturday... A slight chance of snow. Mostly sunny, with a high near 32.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 16.

10% chance of snow Sunday Sunday... A slight chance of snow. Partly sunny, with a high near 36.

10% chance of snow Sunday Night Sunday Night... A slight chance of snow. Mostly cloudy, with a low around 23.

10% chance of snow Monday Monday... A slight chance of snow. Snow level 5800 feet rising to 6500 feet in the afternoon. Mostly cloudy, with a high near 41.

10% chance of snow Monday Night Monday Night... A slight chance of snow. Mostly cloudy, with a low around 22.

10% chance of snow Tuesday Tuesday... A slight chance of snow. Partly sunny, with a high near 39.

Current Radar Image


Sun Almanac for Williamsburg, Montana
Sunrise: 08:07 AM
Sunset: 4:46 PM
Civil Sunrise:07:33 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:55 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 06:18 AM
Astro Sunset: 6:35 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.