Helena West Side Weather Forecast

    • 34
    • 45

    Snow

    • 13
    • 43

    Snow

    • 26
    • 36

    Snow Likely

    • 43
    • 51

    Chance Rain

    • 42
    • 60

    Partly Sunny

    • 45
    • 65

    Mostly Cloudy

Today 13 Mar Helena Valley

Snow and rain. Snow accumulation up to 1 inch. Highs in the mid 40s. Northwest Winds up to 10 Mph with Gusts to around 25 Mph. Chance of precipitation near 100 percent.

Tonight 13 Mar Helena Valley

Rain and slight chance of snow in the Evening, then snow after midnight. Snow accumulation up to 1 inch. Snow level 3900 feet. Lows in the lower 30s. Northwest Winds up to 10 Mph. Gusts up to 25 Mph in the evening. Chance of precipitation near 100 percent.

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Helena West Side Temperature Statistics

March Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 10 March, 2026

    19 °F

  • Average March

    41.1 °F

  • Highest 3 March, 2026

    61.6 °F

Climate (2021–Present)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.5 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    60 °F
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