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New Haven, Montana Weather Forecast
New Haven, Montana Weather
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Click for High Wind Warning for New Haven, Montana
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Weather Forecast for New Haven, Montana : Jefferson County
Issued: 9:27 pm MST Dec 16, 2025 Latitude: 46.4624317 Longitude: -111.9863826 View on Google Maps

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Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
30% chance of rain on Overnight 90% chance of rain & snow on Wednesday 30% chance of snow on Thursday 80% chance of rain & snow on Friday 20% chance of snow on Saturday Partly Sunny on Sunday 20% chance of rain & snow on Monday 10% chance of rain & snow on Tuesday
Low: 44°F High: 45 °F High: 42°F High: 46°F High: 38°F High: 41°F High: 45°F High: 46°F
Low: 24°F Low: 34°F Low: 24°F Low: 21°F Low: 27°F Low: 28°F  
Rain Rain & Snow Snow Rain & Snow Snow Partly Sunny Rain & Snow Rain & Snow
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Current Conditions at
HELENA - (KHLN)
48°
Feels like 43°F
Clear
as of 11:53 PM MST
Rel. Humidity: 39%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.64 in.
Flight Rule: VFR
Wind Data
12 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
BUTTE - (KBTM)
37°
Clear
as of 11:53 PM MST
Rel. Humidity: 51%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BOZEMAN - (KBZN)
46°
Clear
as of 11:56 PM MST
Rel. Humidity: 36%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
GREAT FALLS - (KGTF)
41°
Clear
as of 11:53 PM MST
Rel. Humidity: 60%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.59 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Clear
30% chance of rain Overnight Overnight... A 30 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 44. South southwest wind 14 to 16 mph, with gusts as high as 30 mph.
90% chance of rain & snow Wednesday Wednesday... Rain and snow before 1pm, then a slight chance of snow after 3pm. Patchy blowing dust before 1pm, then patchy blowing dust after 4pm. Temperature rising to near 45 by 10am, then falling to around 31 during the remainder of the day. Windy, with a west wind 18 to 23 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 55 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 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 48 mph.
30% chance of snow Thursday Thursday... A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 42. South wind 6 to 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.
70% chance of rain & snow Thursday Night Thursday Night... Rain likely, possibly mixed with snow before 11pm, then rain likely between 11pm and 2am, then rain likely, possibly mixed with snow after 2am. Mostly cloudy, with a low around 34. South southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
80% chance of rain & snow Friday Friday... Rain, possibly mixed with snow, becoming all snow after 11am. High near 46. West wind 9 to 13 mph, with gusts as high as 23 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 24. West wind around 7 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
20% chance of snow Saturday Saturday... A chance of snow, mainly before 11am. Mostly sunny, with a high near 38. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
10% chance of snow Saturday Night Saturday Night... A slight chance of snow before 11pm. Partly cloudy, with a low around 21.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41.
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 45.
10% chance of rain & snow Monday Night Monday Night... A slight chance of rain and snow. Mostly cloudy, with a low around 28.
10% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 46.
Current Radar Image


Sun Almanac for New Haven, Montana
Sunrise: 08:07 AM
Sunset: 4:42 PM
Civil Sunrise:07:32 AM
Civil Sunset: 5:17 PM
Nautical Sunrise: 06:53 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 06:17 AM
Astro Sunset: 6:32 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.