Helena West Side Weather Forecast

    • 30
    • 47

    Increasing Clouds

    • 33
    • 46

    Mostly Cloudy

    • 37
    • 52

    Rain Likely

    • 33
    • 45

    Rain

    • 31
    • 47

    Partly Sunny

    • 32
    • 50

    Mostly Cloudy

Today 29 Oct Helena Valley

Partly sunny. Patchy fog in the morning. Highs around 50. Southeast Winds up to 5 Mph shifting to the east in the afternoon.

Tonight 29 Oct Helena Valley

Mostly cloudy. Lows in the mid 20s. Northwest Winds up to 10 Mph with Gusts to around 25 Mph.

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Helena West Side Temperature Statistics

October Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 24 October, 2026

    22.6 °F

  • Average October

    48.2 °F

  • Highest 9 October, 2026

    82.7 °F

Climate (2021–2026)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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