Powderhorn Primitive Area Weather Forecast

    • 40
    • 67

    Isolated Thunderstorms

    • 37
    • 62

    Slight Chance Thunderstorms

    • 35
    • 61

    Mostly Sunny

    • 37
    • 61

    Mostly Sunny

    • 39
    • 64

    Partly Sunny

    • 40
    • 63

    Slight Chance Thunderstorms

    • 39
    • 63

    Slight Chance Thunderstorms

Today 15 Sep Northwestern San Juan Mountains

Mostly sunny. Highs in the 60s. Southwest Winds 10 to 15 Mph in the afternoon.

Tonight 15 Sep Northwestern San Juan Mountains

Partly cloudy. Lows in the 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Powderhorn Primitive Area Temperature Statistics

September Temperature

Gunnison, Gunnison-Crested Butte Regional Airport (25.5 miles)

  • Lowest 6 September, 2025

    37 °F

  • Average September

    56.2 °F

  • Highest 1 September, 2025

    79 °F

Climate (2020–Present)

Gunnison, Gunnison-Crested Butte Regional Airport (25.5 miles)

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  • Average Low 2020–2025

    24.5 °F

  • Average 2020–2025

    39.8 °F

  • Average High 2020–2025

    54.9 °F
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