Helena West Side Weather Forecast

    • 28
    • 37

    Mostly Cloudy

    • 27
    • 44

    Increasing Clouds

    • 29
    • 42

    Mostly Cloudy

    • 31
    • 46

    Mostly Cloudy

    • 35
    • 48

    Mostly Cloudy

    • 31
    • 52

    Mostly Cloudy

    • 32
    • 52

    Mostly Cloudy

Today 26 Jan Helena Valley

Not as cold. Mostly cloudy. A 20 percent chance of snow late in the afternoon. Highs 27 to 33. Southeast Winds 5 to 10 Mph.

Tonight 26 Jan Helena Valley

Not as cold. Mostly cloudy with a 20 percent chance of snow. Near steady temperature in the mid 20s. South Winds 5 to 10 Mph.

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Helena West Side Temperature Statistics

January Temperature

Helena Regional Airport (5.6 miles)

  • Lowest 23 January, 2026

    3 °F

  • Average January

    32.6 °F

  • Highest 12 January, 2026

    58.6 °F

Climate (2021–Present)

Helena Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    59.6 °F
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