Mount Jefferson Weather Forecast

    • 26
    • 34

    Mostly Sunny

    • 21
    • 40

    Slight Chance Snow

    • 22
    • 37

    Breezy

    • 29
    • 40

    Mostly Cloudy

    • 33
    • 43

    Snow Likely

    • 27
    • 38

    Snow Showers Likely

Today 20 Apr Centennial Mountains/Island Park

Sunny. Not as cool. Highs 48 to 55.

Tonight 20 Apr Centennial Mountains/Island Park

Mostly clear. Lows 27 to 37.

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  • Temperature Forecast NOAA

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Mount Jefferson Temperature Statistics

April Temperature

West Yellowstone (20.5 miles)

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Climate (2019–Present)

West Yellowstone (20.5 miles)

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  • Average Low 2019–2023

    29.2 °F

  • Average 2019–2023

    45.4 °F

  • Average High 2019–2023

    59.5 °F
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