Heise Weather Forecast

    • 36
    • 47

    Mostly Cloudy

    • 32
    • 45

    Partly Sunny

    • 30
    • 45

    Partly Sunny

    • 31
    • 48

    Partly Sunny

    • 37
    • 46

    Chance Rain/Snow

    • 37
    • 46

    Chance Rain/Snow

Today 11 Dec Upper Snake River Plain

Partly sunny. Patchy fog in the morning. Highs 42 to 52. Southwest Winds 10 to 15 Mph.

Tonight 11 Dec Upper Snake River Plain

Mostly cloudy. Lows 27 to 37. Southwest Winds 10 to 15 Mph.

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Heise Temperature Statistics

December Temperature

Rexburg, Rexburg-Madison County Airport (14.3 miles)

  • Lowest 3 December, 2025

    12.9 °F

  • Average December

    31 °F

  • Highest 9 December, 2025

    48.9 °F

Climate (2020–Present)

Rexburg, Rexburg-Madison County Airport (14.3 miles)

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  • Average Low 2020–2025

    33.8 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    57.7 °F
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