Idaho Falls Regional Airport Weather Forecast

    • 16
    • 33

    Chance Snow

    • 19
    • 30

    Partly Sunny

    • 13
    • 33

    Partly Sunny

    • 15
    • 34

    Partly Sunny

    • 19
    • 36

    Mostly Cloudy

    • 21
    • 39

    Mostly Cloudy

Today 8 Jan Upper Snake River Plain

Partly sunny with a slight chance of snow. Highs 28 to 35. West Winds 10 to 15 Mph.

Tonight 8 Jan Upper Snake River Plain

Mostly clear. Colder. Lows 8 to 17. West Winds 10 to 15 Mph.

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Idaho Falls Regional Airport Temperature Statistics

January Temperature

Idaho Falls Regional Airport (0 miles)

  • Lowest 1 January, 2026

    25 °F

  • Average January

    35.5 °F

  • Highest 3 January, 2026

    48 °F

Climate (2021–Present)

Idaho Falls Regional Airport (0 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    59.3 °F
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