Ashton Weather Forecast

    • 24
    • 34

    Rain/Snow Likely

    • 37
    • 42

    Rain/Snow

    • 34
    • 43

    Rain/Snow

    • 34
    • 45

    Rain Likely

    • 33
    • 48

    Rain

    • 31
    • 44

    Rain/Snow Likely

    • 25
    • 41

    Snow Likely

Today 20 Dec Teton Valley

Mostly sunny with a slight chance of snow. Highs around 33.

Tonight 20 Dec Teton Valley

Mostly cloudy. A chance of snow in the evening. Then a chance of snow and rain after midnight. Snow accumulation around 1 inch. Lows 20 to 27.

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Ashton Temperature Statistics

December Temperature

Rexburg, Rexburg-Madison County Airport (24.2 miles)

  • Lowest 3 December, 2025

    12.9 °F

  • Average December

    34.5 °F

  • Highest 17 December, 2025

    53.1 °F

Climate (2020–Present)

Rexburg, Rexburg-Madison County Airport (24.2 miles)

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  • Average Low 2020–2025

    33.8 °F

  • Average 2020–2025

    45.8 °F

  • Average High 2020–2025

    57.8 °F
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