Holter Lake Weather Forecast

    • 48
    • 76

    Increasing Clouds

    • 46
    • 72

    Partly Sunny

    • 53
    • 79

    Mostly Sunny

    • 55
    • 82

    Partly Sunny

    • 52
    • 76

    Partly Sunny

    • 50
    • 75

    Partly Sunny

Today 2 Oct Gates of the Mountains

Warmer. Mostly cloudy early in the morning then clearing. Highs 69 to 75. Southwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 2 Oct Gates of the Mountains

Partly cloudy. Lows in the mid 40s. West Winds up to 10 Mph with Gusts to around 25 Mph.

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Holter Lake Temperature Statistics

October Temperature

Helena Regional Airport (23.6 miles)

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  • Average October

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Climate (2021–2026)

Helena Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    36.4 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.9 °F
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