Bighorn National Forest Weather Forecast

    • 47
    • 67

    Rain Showers

    • 47
    • 68

    Isolated Thunderstorms

    • 45
    • 68

    Rain Showers Likely

    • 46
    • 66

    Chance Thunderstorms

    • 46
    • 69

    Slight Chance Thunderstorms

    • 50
    • 71

    Mostly Sunny

    • 46
    • 73

    Mostly Sunny

Today 27 Jul Bighorn Mountains Southeast

Mostly cloudy with scattered Showers and Thunderstorms. Some Thunderstorms may produce gusty Winds. Breezy with Highs in the lower 80s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 40 percent.

Tonight 27 Jul Bighorn Mountains Southeast

Mostly cloudy with scattered Showers with isolated Thunderstorms in the Evening, then partly cloudy after midnight. Areas of smoke after midnight. Some Thunderstorms may produce gusty Winds in the evening. Breezy with Lows in the upper 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest around 10 Mph after midnight. Chance of rain 30 percent.

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Bighorn National Forest Temperature Statistics

July Temperature

Sheridan County Airport (23 miles)

  • Lowest 1 July, 2026

    46.7 °F

  • Average July

    76.3 °F

  • Highest 12 July, 2026

    109.7 °F

Climate (2021–2026)

Sheridan County Airport (23 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    62.2 °F
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