Crested Butte Weather Forecast

    • 43
    • 73

    Slight Chance Thunderstorms

    • 44
    • 73

    Rain Showers

    • 41
    • 65

    Rain Showers

    • 41
    • 67

    Rain Showers

    • 40
    • 67

    Rain Showers

    • 37
    • 67

    Chance Thunderstorms

Today 12 Sep West Elk and Sawatch Mountains

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs 65 to 75. West Winds 10 to 15 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 12 Sep West Elk and Sawatch Mountains

Mostly clear. Lows 35 to 45.

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  • Temperature Real-Time

Crested Butte Temperature Statistics

September Temperature

Gunnison, Gunnison-Crested Butte Regional Airport (23 miles)

  • Lowest 10 September, 2026

    33.1 °F

  • Average September

    61.5 °F

  • Highest 6 September, 2026

    81 °F

Climate (2021–2026)

Gunnison, Gunnison-Crested Butte Regional Airport (23 miles)

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  • Average Low 2021–2026

    25.1 °F

  • Average 2021–2026

    40.5 °F

  • Average High 2021–2026

    55.7 °F
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