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Jimtown, Montana Weather Forecast
Jimtown, Montana Weather
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Weather Forecast for Jimtown, Montana : Rosebud County
Issued: 10:10 am MST Dec 17, 2025 Latitude: 45.6788814 Longitude: -106.688086 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
60% chance of rain & snow on Today 20% chance of snow on Tonight Increasing Clouds on Thursday 80% chance of rain & snow on Friday 30% chance of snow on Saturday Partly Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday
High: 41 °F Low: 20°F High: 37°F High: 53 °F High: 39°F High: 41°F High: 47°F High: 43°F
Low: 32 °F Low: 25°F Low: 25°F Low: 29°F Low: 29°F  
Rain & Snow Snow Increasing Clouds Rain & Snow Snow Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
BUFFALO - (KBYG)
52°
Partly Cloudy
as of 10:19 AM MST
Rel. Humidity: 40%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.31 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 22 MPH
200° South
Cloud Level(s): Scattered at 7000ft
60% chance of rain & snow Today Today... Rain showers likely before 2pm, then a slight chance of snow showers between 2pm and 3pm. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 41 by 5pm. West wind 21 to 31 mph increasing to 34 to 44 mph. Winds could gust as high as 60 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

20% chance of snow Tonight Tonight... A slight chance of snow showers between 11pm and 4am. Partly cloudy, with a low around 20. Northwest wind 40 to 45 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 65 mph. Chance of precipitation is 20%.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 37. West northwest wind 5 to 13 mph becoming south southwest in the afternoon.

Cloudy on Thursday Night Thursday Night... Cloudy, with a temperature falling to near 32 by 10pm, then rising to around 44 during the remainder of the night. South wind 6 to 10 mph.

80% chance of rain & snow Friday Friday... Rain, possibly mixed with snow, mainly after 5pm. Temperature rising to near 53 by noon, then falling to around 39 during the remainder of the day. West wind 8 to 14 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

80% chance of rain & snow Friday Night Friday Night... Rain and snow, becoming all snow after 8pm. Low around 25. North northwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

30% chance of snow Saturday Saturday... A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 39. West wind 3 to 6 mph. Little or no snow accumulation expected.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 25. South southwest wind around 6 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41. South wind 3 to 5 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 29. Light south wind.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 47. Light and variable wind becoming west around 5 mph in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 29. Light southwest wind.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43. Light south southeast wind.

Current Radar Image


Sun Almanac for Jimtown, Montana
Sunrise: 07:42 AM
Sunset: 4:24 PM
Civil Sunrise:07:08 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 06:30 AM
Nautical Sunset: 5:36 PM
Astro Sunrise: 05:54 AM
Astro Sunset: 6:12 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.