Hollow Top Lake Weather Forecast

    • 25
    • 36

    Snow Showers

    • 28
    • 39

    Snow Showers Likely

    • 31
    • 45

    Snow

    • 27
    • 34

    Snow

    • 27
    • 38

    Snow Likely

    • 28
    • 43

    Chance Snow Showers

    • 32
    • 48

    Chance Snow Showers

Today 15 May Gallatin and Madison County Mountains and Centennial Mountains

Chance of snow Showers and rain Showers early in the Morning, then snow Showers with possible Showers and Thunderstorms likely in the afternoon. New snow accumulation of 2 to 5 Inches. Snow level 7000 feet. Highs 40 to 50. West Winds 5 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 15 May Gallatin and Madison County Mountains and Centennial Mountains

Mostly cloudy. Chance of rain Showers, snow Showers and slight chance of Thunderstorms early in the Evening, then slight chance of snow Showers after midnight. Patchy fog after midnight. Lows 25 to 30. Northwest Winds up to 10 Mph. Chance of precipitation 50 percent.

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Hollow Top Lake Temperature Statistics

May Temperature

Ennis - Big Sky Airport (28 miles)

  • Lowest 1 May, 2025

    30.2 °F

  • Average May

    52.7 °F

  • Highest 10 May, 2025

    82.4 °F

Climate (2020–Present)

Ennis - Big Sky Airport (28 miles)

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  • Average Low 2020–2025

    31.3 °F

  • Average 2020–2025

    43.7 °F

  • Average High 2020–2025

    55.6 °F
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