Sheridan Reservoir Weather Forecast

    • 27
    • 44

    Increasing Clouds

    • 26
    • 50

    Partly Sunny

    • 27
    • 40

    Mostly Cloudy

    • 27
    • 38

    Mostly Cloudy

    • 28
    • 45

    Partly Sunny

    • 30
    • 49

    Partly Sunny

    • 31
    • 49

    Mostly Cloudy

Today 3 Nov Centennial Mountains/Island Park

Mostly sunny. Highs 46 to 54.

Tonight 3 Nov Centennial Mountains/Island Park

Mostly cloudy. Lows 24 to 34.

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Sheridan Reservoir Temperature Statistics

November Temperature

West Yellowstone (32.3 miles)

  • Lowest 1 November, 2026

    33.8 °F

  • Average November

    37.2 °F

  • Highest 1 November, 2026

    41 °F

Climate (2021–2026)

West Yellowstone (32.3 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    66.2 °F
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