Holter Lake Weather Forecast

    • 55
    • 80

    Becoming Sunny

    • 60
    • 85

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 60
    • 81

    Chance Thunderstorms

    • 62
    • 86

    Slight Chance Thunderstorms

    • 61
    • 88

    Chance Rain Showers

Today 3 Jul Gates of the Mountains

Mostly sunny. Highs 72 to 80. Southwest Winds up to 15 Mph.

Tonight 3 Jul Gates of the Mountains

Mostly clear. Lows in the lower 50s. Southwest Winds up to 10 Mph.

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Holter Lake Temperature Statistics

July Temperature

Helena Regional Airport (23.6 miles)

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  • Average July

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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

    48 °F

  • Average High 2021–2026

    59.9 °F
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