Sunset Peak Weather Forecast

    • 37
    • 54

    Mostly Sunny

    • 35
    • 54

    Mostly Sunny

    • 38
    • 54

    Partly Sunny

    • 38
    • 56

    Partly Sunny

    • 39
    • 55

    Mostly Sunny

    • 42
    • 57

    Partly Sunny

Today 29 Sep Gallatin and Madison County Mountains and Centennial Mountains

Sunny. Highs 56 to 66. Southwest Winds up to 10 Mph with Gusts to around 30 Mph.

Tonight 29 Sep Gallatin and Madison County Mountains and Centennial Mountains

Mostly clear. Lows 34 to 42. West Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunset Peak Temperature Statistics

September Temperature

Dillon, Dillon Airport (34.2 miles)

  • Lowest 15 September, 2026

    31.6 °F

  • Average September

    58.3 °F

  • Highest 10 September, 2026

    83.6 °F

Climate (2021–2026)

Dillon, Dillon Airport (34.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    57 °F
Get WillyWeather+ to remove ads