Lower Arcadia Reservoir Weather Forecast

    • 19
    • 37

    Snow Showers Likely

    • 25
    • 28

    Snow Showers

    • 29
    • 36

    Rain/Snow Likely

    • 34
    • 41

    Rain

    • 35
    • 45

    Rain/Snow

    • 31
    • 43

    Chance Rain/Snow

Today 6 Dec Upper Snake River Plain

Mostly sunny with a chance of snow Showers. Breezy. Not as cool. Little or no snow accumulation. Highs 35 to 45. Southwest Winds 15 to 25 Mph.

Tonight 6 Dec Upper Snake River Plain

Increasing Clouds. Colder. Lows 18 to 28. Southwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Arcadia Reservoir Temperature Statistics

December Temperature

Rexburg, Rexburg-Madison County Airport (23.6 miles)

  • Lowest 3 December, 2025

    12.9 °F

  • Average December

    25.5 °F

  • Highest 2 December, 2025

    30 °F

Climate (2020–Present)

Rexburg, Rexburg-Madison County Airport (23.6 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    57.7 °F
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