Forecast

    Forecast for Helena, MT | Forecast Periods: 14
    Monday
    Mar 16
    2026

    Helena, MT

    Updated: 5:09 PM MDT

    40°F

    Chance Light Rain then Mostly Cloudy

    12 mph SW
    Precipitation: 31%

    A chance of rain before 10pm. Mostly cloudy, with a low around 40. Southwest wind around 12 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Hourly Forecast

    TUE18:00
    47°F
    Chance Light Rain
    Dewpoint:2.2°Precip:27%Humidity:67%Wind:9 mph WSW
    TUE19:00
    46°F
    Chance Light Rain
    Dewpoint:2.2°Precip:31%Humidity:67%Wind:10 mph WSW
    TUE20:00
    44°F
    Chance Light Rain
    Dewpoint:1.1°Precip:31%Humidity:67%Wind:10 mph WSW
    TUE21:00
    44°F
    Slight Chance Light Rain
    Dewpoint:1.1°Precip:19%Humidity:67%Wind:10 mph WSW
    TUE22:00
    43°F
    Mostly Cloudy
    Dewpoint:0.6°Precip:13%Humidity:67%Wind:12 mph WSW
    TUE23:00
    43°F
    Mostly Cloudy
    Dewpoint:0.6°Precip:9%Humidity:67%Wind:10 mph SW
    TUE00:00
    41°F
    Mostly Cloudy
    Dewpoint:-0.6°Precip:6%Humidity:67%Wind:12 mph SSW
    TUE01:00
    42°F
    Mostly Cloudy
    Dewpoint:0°Precip:5%Humidity:67%Wind:12 mph SSW
    TUE02:00
    42°F
    Mostly Cloudy
    Dewpoint:0°Precip:5%Humidity:66%Wind:12 mph SW
    TUE03:00
    43°F
    Mostly Cloudy
    Dewpoint:-0.6°Precip:5%Humidity:64%Wind:10 mph SW
    TUE04:00
    42°F
    Mostly Cloudy
    Dewpoint:-1.1°Precip:6%Humidity:62%Wind:10 mph SSW
    TUE05:00
    42°F
    Mostly Cloudy
    Dewpoint:-0.6°Precip:6%Humidity:63%Wind:10 mph SSW
    TUE06:00
    42°F
    Partly Sunny
    Dewpoint:-1.1°Precip:5%Humidity:61%Wind:10 mph S
    TUE07:00
    42°F
    Partly Sunny
    Dewpoint:-1.1°Precip:4%Humidity:60%Wind:10 mph SSW
    TUE08:00
    42°F
    Partly Sunny
    Dewpoint:-1.1°Precip:4%Humidity:60%Wind:10 mph S
    TUE09:00
    45°F
    Partly Sunny
    Dewpoint:-0.6°Precip:4%Humidity:59%Wind:9 mph S
    TUE10:00
    48°F
    Partly Sunny
    Dewpoint:0.6°Precip:5%Humidity:57%Wind:8 mph SSW
    TUE11:00
    50°F
    Partly Sunny
    Dewpoint:1.7°Precip:5%Humidity:56%Wind:9 mph SW
    TUE12:00
    52°F
    Partly Sunny
    Dewpoint:1.1°Precip:10%Humidity:51%Wind:9 mph WSW
    TUE13:00
    54°F
    Partly Sunny
    Dewpoint:2.8°Precip:10%Humidity:52%Wind:10 mph W
    TUE14:00
    56°F
    Partly Sunny
    Dewpoint:3.3°Precip:9%Humidity:51%Wind:12 mph W
    TUE15:00
    57°F
    Partly Sunny
    Dewpoint:3.3°Precip:11%Humidity:49%Wind:14 mph W
    TUE16:00
    58°F
    Partly Sunny
    Dewpoint:3.9°Precip:9%Humidity:49%Wind:13 mph W
    TUE17:00
    57°F
    Partly Sunny
    Dewpoint:3.3°Precip:6%Humidity:50%Wind:12 mph W

    Extended Forecast

    Tuesday

    Tue, Mar 17
    59°F
    Partly Sunny
    8 mph SW
    Precipitation: 11%
    Partly sunny, with a high near 59. Southwest wind 8 to 14 mph, with gusts as high as 32 mph.

    Tuesday Night

    Wed, Mar 18
    42°F
    Mostly Cloudy
    6 mph SW
    Precipitation: 5%
    Mostly cloudy, with a low around 42. Southwest wind 6 to 9 mph, with gusts as high as 24 mph.

    Wednesday

    Wed, Mar 18
    65°F
    Partly Sunny
    7 mph SW
    Precipitation: 3%
    Partly sunny, with a high near 65. Southwest wind 7 to 17 mph, with gusts as high as 36 mph.

    Wednesday Night

    Thu, Mar 19
    43°F
    Mostly Cloudy
    6 mph WSW
    Precipitation: 1%
    Mostly cloudy, with a low around 43. West southwest wind 6 to 10 mph, with gusts as high as 26 mph.

    Thursday

    Thu, Mar 19
    70°F
    Mostly Sunny
    6 mph WSW
    Precipitation: 0%
    Mostly sunny, with a high near 70. West southwest wind 6 to 14 mph, with gusts as high as 29 mph.

    Thursday Night

    Fri, Mar 20
    47°F
    Partly Cloudy
    10 mph SW
    Precipitation: 1%
    Partly cloudy, with a low around 47. Southwest wind 10 to 14 mph, with gusts as high as 29 mph.

    Friday

    Fri, Mar 20
    72°F
    Partly Sunny
    10 mph SW
    Precipitation: 5%
    Partly sunny, with a high near 72. Southwest wind 10 to 22 mph, with gusts as high as 39 mph.

    Friday Night

    Sat, Mar 21
    44°F
    Partly Cloudy then Slight Chance Light Rain
    7 mph WSW
    Precipitation: 16%
    A slight chance of rain after midnight. Partly cloudy, with a low around 44.

    Saturday

    Sat, Mar 21
    61°F
    Chance Light Rain
    7 mph W
    Precipitation: 30%
    A chance of rain. Partly sunny, with a high near 61.

    Saturday Night

    Sun, Mar 22
    31°F
    Partly Cloudy
    5 mph W
    Precipitation: 8%
    Partly cloudy, with a low around 31.

    Sunday

    Sun, Mar 22
    55°F
    Mostly Sunny
    3 mph W
    Precipitation: 13%
    Mostly sunny, with a high near 55.

    Sunday Night

    Mon, Mar 23
    30°F
    Partly Cloudy
    3 mph W
    Precipitation: 8%
    Partly cloudy, with a low around 30.

    Monday

    Mon, Mar 23
    57°F
    Partly Sunny
    2 mph WSW
    Precipitation: 14%
    Partly sunny, with a high near 57.

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