Sunset Peak Weather Forecast

    • 2
    • 13

    Partly Sunny

    • 14
    • 21

    Mostly Sunny

    • 16
    • 27

    Mostly Sunny

    • 19
    • 29

    Partly Sunny

    • 21
    • 28

    Mostly Cloudy

    • 22
    • 26

    Slight Chance Snow

    • 21
    • 27

    Chance Snow

Today 28 Dec Gallatin and Madison County Mountains and Centennial Mountains

Sunny. Highs 11 to 17. West Winds 5 to 10 Mph.

Tonight 28 Dec Gallatin and Madison County Mountains and Centennial Mountains

Mostly clear. Near steady temperature around 6. Southwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunset Peak Temperature Statistics

December Temperature

Dillon, Dillon Airport (34.2 miles)

  • Lowest 1 December, 2025

    9 °F

  • Average December

    37.8 °F

  • Highest 14 December, 2025

    60.1 °F

Climate (2020–Present)

Dillon, Dillon Airport (34.2 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    43.3 °F

  • Average High 2020–2025

    56.2 °F
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