Idaho Falls Regional Airport Weather Forecast

    • 57
    • 94

    Areas Smoke

    • 55
    • 94

    Patchy Smoke

    • 56
    • 92

    Partly Sunny

    • 53
    • 88

    Partly Sunny

    • 51
    • 84

    Mostly Cloudy

    • 49
    • 79

    Chance Rain

Today 9 Aug Upper Snake River Plain

Sunny. Areas of smoke. Highs 89 to 96. East Winds up to 10 Mph. Shifting to southwest in the afternoon.

Tonight 9 Aug Upper Snake River Plain

Mostly clear. Patchy smoke. Lows 54 to 64. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening.

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Idaho Falls Regional Airport Temperature Statistics

August Temperature

Idaho Falls Regional Airport (0 miles)

  • Lowest 4 August, 2026

    39.7 °F

  • Average August

    69.8 °F

  • Highest 1 August, 2026

    101.6 °F

Climate (2021–2026)

Idaho Falls Regional Airport (0 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    59.9 °F
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