Helena National Forest Weather Forecast

    • 24
    • 43

    Becoming Sunny

    • 26
    • 44

    Mostly Sunny

    • 29
    • 45

    Mostly Cloudy

    • 30
    • 45

    Chance Rain/Snow

    • 30
    • 46

    Chance Rain/Snow

    • 27
    • 46

    Chance Rain/Snow

Today 11 Feb Big Belt

Mostly sunny. Highs 33 to 41. Southwest Winds up to 10 Mph.

Tonight 11 Feb Big Belt

Mostly clear. Lows in the lower 20s. Southwest Winds up to 10 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Helena National Forest Temperature Statistics

February Temperature

Helena Regional Airport (15.5 miles)

  • Lowest 6 February, 2026

    23.6 °F

  • Average February

    41.9 °F

  • Highest 7 February, 2026

    61.6 °F

Climate (2021–Present)

Helena Regional Airport (15.5 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.8 °F
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