Helena Valley Northwest Weather Forecast

    • 28
    • 41

    Chance Rain/Snow

    • 33
    • 47

    Chance Rain/Snow

    • 33
    • 52

    Chance Rain

    • 31
    • 53

    Chance Rain

    • 35
    • 56

    Chance Rain

    • 33
    • 63

    Chance Rain

Today 14 Oct Helena Valley

Mostly cloudy. Patchy fog in the morning. Slight chance of light freezing rain and snow in the Morning, then slight chance of rain and snow in the afternoon. Highs 40 to 45. Northwest Winds up to 5 Mph. Chance of precipitation 20 percent.

Tonight 14 Oct Helena Valley

Mostly cloudy. Slight chance of rain in the Evening, then chance of rain and snow after midnight. Patchy fog after midnight. Lows 25 to 30. Northwest Winds up to 5 Mph. Chance of precipitation 40 percent.

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Helena Valley Northwest Temperature Statistics

October Temperature

Helena Regional Airport (8.7 miles)

  • Lowest 6 October, 2025

    24.1 °F

  • Average October

    51.3 °F

  • Highest 10 October, 2025

    75.9 °F

Climate (2020–Present)

Helena Regional Airport (8.7 miles)

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  • Average Low 2020–2025

    36.1 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    59.4 °F
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