Sheridan Reservoir Weather Forecast

    • 43
    • 71

    Areas Smoke

    • 45
    • 75

    Areas Smoke

    • 49
    • 79

    Sunny

    • 54
    • 85

    Sunny

    • 55
    • 88

    Mostly Sunny

    • 55
    • 87

    Mostly Sunny

Today 3 Aug Centennial Mountains/Island Park

Sunny. Patchy smoke. Highs 70 to 77.

Tonight 3 Aug Centennial Mountains/Island Park

Mostly clear. Areas of smoke. Lows 41 to 51.

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Sheridan Reservoir Temperature Statistics

August Temperature

West Yellowstone (32.3 miles)

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Climate (2021–2026)

West Yellowstone (32.3 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    50.7 °F

  • Average High 2021–2026

    65.9 °F
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