Upper Holter Lake Weather Forecast

    • 23
    • 44

    Mostly Sunny

    • 25
    • 46

    Mostly Sunny

    • 28
    • 46

    Mostly Cloudy

    • 28
    • 47

    Chance Rain/Snow

    • 29
    • 47

    Chance Rain/Snow

    • 27
    • 48

    Chance Rain/Snow

Today 11 Feb Gates of the Mountains

Sunny. Highs 39 to 45. South Winds up to 10 Mph.

Tonight 11 Feb Gates of the Mountains

Mostly clear. Lows 21 to 27. Southwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Holter Lake Temperature Statistics

February Temperature

Helena Regional Airport (14.9 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 (14.9 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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