Princeton, Montana Weather
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Weather Forecast for Princeton, Montana : Granite County
Issued: 3:30 am MDT May 11, 2025 Latitude: 46.4168712 Longitude: -113.1656145 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
40% chance of thunderstorms on This Afternoon 30% chance of thunderstorms on Tonight 50% chance of rain on Monday 80% chance of rain & snow on Tuesday 70% chance of rain & snow on Wednesday 20% chance of rain & snow on Thursday 20% chance of thunderstorms on Friday 70% chance of thunderstorms on Saturday
High: 69°F Low: 44°F High: 58°F High: 47°F High: 49°F High: 52°F High: 53°F High: 53°F
Low: 37°F Low: 36°F Low: 37°F Low: 37°F Low: 38°F  
Thunderstorms Thunderstorms Rain Rain & Snow Rain & Snow Rain & Snow Thunderstorms Thunderstorms
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Current Conditions at
HELENA - (KHLN)
73°
Clear
as of 1:30 PM MDST
Rel. Humidity: 29%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.71 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 33 MPH
200° South
Cloud Level(s): Clear
40% chance of thunderstorms This Afternoon This Afternoon... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 69. Southwest wind around 10 mph, with gusts as high as 20 mph.
30% chance of thunderstorms Tonight Tonight... A chance of rain before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 44. West southwest wind 5 to 9 mph becoming south southeast in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
50% chance of rain Monday Monday... A 50 percent chance of rain. Partly sunny, with a high near 58. Southwest wind 6 to 13 mph, with gusts as high as 26 mph.
60% chance of rain & snow Monday Night Monday Night... Rain likely before midnight, then a chance of rain and snow. Snow level 7200 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
80% chance of rain & snow Tuesday Tuesday... Rain and snow likely before 9am, then rain likely between 9am and noon, then rain showers after noon. Some thunder is also possible. Snow level 5900 feet rising to 6700 feet in the afternoon. High near 47. Light west northwest wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 80%. Little or no snow accumulation expected.
60% chance of rain & snow Tuesday Night Tuesday Night... Rain likely before midnight, then a chance of rain and snow. Snow level 7000 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 36. Chance of precipitation is 60%. Little or no snow accumulation expected.
70% chance of rain & snow Wednesday Wednesday... A chance of snow before 9am, then rain showers likely. Some thunder is also possible. Snow level rising to 7200 feet in the afternoon. Mostly cloudy, with a high near 49. Chance of precipitation is 70%. Little or no snow accumulation expected.
20% chance of rain & snow Wednesday Night Wednesday Night... A chance of rain before 3am, then a slight chance of rain and snow. Snow level 7400 feet lowering to 6400 feet after midnight . Mostly cloudy, with a low around 37.
20% chance of rain & snow Thursday Thursday... A chance of rain and snow before 9am, then a chance of rain between 9am and noon, then a chance of rain showers after noon. Some thunder is also possible. Snow level 6300 feet rising to 7300 feet in the afternoon. Mostly cloudy, with a high near 52.
20% chance of rain Thursday Night Thursday Night... A chance of rain, mainly before midnight. Mostly cloudy, with a low around 37.
20% chance of thunderstorms Friday Friday... A chance of rain and thunderstorms. Snow level 6700 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 53.
20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 38.
70% chance of thunderstorms Saturday Saturday... Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 53.
Sun Almanac for Princeton, Montana
Sunrise: 06:03 AM
Sunset: 8:55 PM
Civil Sunrise:05:28 AM
Civil Sunset: 9:30 PM
Nautical Sunrise: 04:44 AM
Nautical Sunset: 10:14 PM
Astro Sunrise: 03:51 AM
Astro Sunset: 11:07 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.