Idaho Falls Regional Airport Weather Forecast

    • 17
    • 34

    Snow Likely

    • 7
    • 29

    Chance Snow

    • 10
    • 28

    Mostly Cloudy

    • 14
    • 31

    Partly Sunny

    • 19
    • 40

    Partly Sunny

    • 27
    • 45

    Chance Snow

    • 26
    • 44

    Chance Snow

Today 18 Feb Upper Snake River Plain

Snow likely. Breezy. Snow accumulation of 2 to 4 Inches. Highs 30 to 37. Southwest Winds 10 to 15 Mph. Increasing to 15 to 25 Mph in the afternoon.

Tonight 18 Feb Upper Snake River Plain

Snow likely in the evening. Then a chance of snow after midnight. Breezy, Colder. Snow accumulation of 1 to 3 Inches. Lows 10 to 18. West Winds 15 to 25 Mph. Decreasing to 10 to 15 Mph after midnight.

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Idaho Falls Regional Airport Temperature Statistics

February Temperature

Idaho Falls Regional Airport (0 miles)

  • Lowest 2 February, 2026

    19.7 °F

  • Average February

    37.2 °F

  • Highest 8 February, 2026

    58.6 °F

Climate (2021–Present)

Idaho Falls Regional Airport (0 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    59.5 °F
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