Helena Weather Forecast

    • 40
    • 48

    Chance Rain Showers

    • 41
    • 57

    Chance Rain Showers

    • 37
    • 63

    Mostly Cloudy

    • 41
    • 67

    Mostly Cloudy

    • 33
    • 65

    Chance Rain/Snow

    • 29
    • 49

    Chance Rain/Snow

Today 23 Mar Helena Valley

Cloudy. Slight chance of snow in the Morning, then chance of rain and slight chance of snow in the afternoon. Highs 45 to 50. Southwest Winds 5 to 15 Mph. Chance of precipitation 40 percent.

Tonight 23 Mar Helena Valley

Cloudy. Chance of rain in the Evening, then slight chance of rain after midnight. Lows around 40. Southwest Winds 5 to 15 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

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Helena Temperature Statistics

March Temperature

Helena Regional Airport (1.9 miles)

  • Lowest 7 March, 2025

    21.8 °F

  • Average March

    40.1 °F

  • Highest 9 March, 2025

    62.1 °F

Climate (2020–Present)

Helena Regional Airport (1.9 miles)

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  • Average Low 2020–2025

    36 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    59.1 °F
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