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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 45.22°N 112.62°W (Text-Only)
NWS Forecast for: Dillon MT
Issued by: National Weather Service Great Falls, MT
Last Update: 2:21 am MST Dec 5, 2025		Print

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Southwest wind around 9 mph.

    Low: 22 °F

    Mostly Cloudy



  • Friday

    Friday: Snow likely, mainly after 5pm. Increasing clouds, with a high near 39. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Mostly Sunny
    then Snow
    Likely

  • Friday
    Night

    Friday Night: Snow likely, possibly mixed with rain before 1am, then a chance of snow. Mostly cloudy, with a low around 27. West southwest wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 41. West southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 41 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 21. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 21 °F

    Mostly Cloudy



  • Sunday

    Sunday: Mostly cloudy, with a high near 39. South southwest wind around 11 mph.

    High: 39 °F

    Mostly Cloudy



  • Sunday
    Night

    Sunday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 25. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 41. Southwest wind 10 to 14 mph.

    High: 41 °F

    Partly Sunny



  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy



    • Overnight: Mostly cloudy, with a low around 22. Southwest wind around 9 mph.

    Friday: Snow likely, mainly after 5pm. Increasing clouds, with a high near 39. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Friday Night: Snow likely, possibly mixed with rain before 1am, then a chance of snow. Mostly cloudy, with a low around 27. West southwest wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Saturday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 41. West southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    Saturday Night: Mostly cloudy, with a low around 21. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Sunday: Mostly cloudy, with a high near 39. South southwest wind around 11 mph.

    Sunday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 25. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.

    Monday: Partly sunny, with a high near 41. Southwest wind 10 to 14 mph.

    Monday Night: Mostly cloudy, with a low around 28.

    Tuesday: A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 47.

    Tuesday Night: A chance of rain and snow. Mostly cloudy, with a low around 30.

    Wednesday: A chance of rain and snow. Mostly cloudy, with a high near 46.

    Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 29.

    Thursday: A slight chance of rain and snow. Partly sunny, with a high near 47.


    Dillon MT
     45.22°N 112.62°W (Elev. 5125 ft)

    Visit your local NWS office at: https://www.weather.gov/tfx