Helmville Weather Forecast

    • 32
    • 75

    Increasing Clouds

    • 33
    • 75

    Mostly Sunny

    • 40
    • 75

    Mostly Sunny

    • 34
    • 76

    Partly Sunny

    • 23
    • 53

    Rain/Snow Likely

    • 17
    • 39

    Chance Snow

    • 19
    • 44

    Slight Chance Rain/Snow

Today 6 Oct Butte/Blackfoot Region

Partly cloudy. A 20 percent chance of rain and snow in the morning. Highs in the mid 40s to lower 50s.

Tonight 6 Oct Butte/Blackfoot Region

Mostly clear. Lows in the 30s to lower 40s.

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Helmville Temperature Statistics

October Temperature

Helena Regional Airport (49.7 miles)

  • Lowest 4 October, 2026

    39.9 °F

  • Average October

    58.9 °F

  • Highest 2 October, 2026

    78.7 °F

Climate (2021–2026)

Helena Regional Airport (49.7 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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