Sunset Peak Weather Forecast

    • 36
    • 53

    Mostly Sunny

    • 41
    • 58

    Chance Rain Showers

    • 40
    • 56

    Rain Showers Likely

    • 37
    • 52

    Rain Showers Likely

    • 38
    • 55

    Mostly Sunny

    • 39
    • 58

    Mostly Sunny

Today 15 Sep Gallatin and Madison County Mountains and Centennial Mountains

Warmer, sunny. Highs 55 to 65. South Winds up to 15 Mph with Gusts to around 30 Mph.

Tonight 15 Sep Gallatin and Madison County Mountains and Centennial Mountains

Mostly clear. Lows 33 to 39. South Winds up to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunset Peak Temperature Statistics

September Temperature

Dillon, Dillon Airport (34.2 miles)

  • Lowest 8 September, 2026

    35.7 °F

  • Average September

    59.9 °F

  • Highest 10 September, 2026

    83.6 °F

Climate (2021–2026)

Dillon, Dillon Airport (34.2 miles)

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  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    57 °F
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