Idaho Falls Regional Airport Weather Forecast

    • 49
    • 82

    Increasing Clouds

    • 50
    • 82

    Decreasing Clouds

    • 53
    • 86

    Mostly Sunny

    • 50
    • 84

    Sunny

    • 54
    • 90

    Sunny

    • 52
    • 86

    Chance Rain Showers

    • 46
    • 73

    Chance Rain Showers

Today 27 May Upper Snake River Plain

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs 73 to 82. East Winds around 10 Mph shifting to southwest in the afternoon.

Tonight 27 May Upper Snake River Plain

Decreasing Clouds. Lows 47 to 54. Southwest Winds 10 to 15 Mph. Shifting to northeast after midnight.

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Idaho Falls Regional Airport Temperature Statistics

May Temperature

Idaho Falls Regional Airport (0 miles)

  • Lowest 2 May, 2025

    32.6 °F

  • Average May

    54.6 °F

  • Highest 10 May, 2025

    88.6 °F

Climate (2020–Present)

Idaho Falls Regional Airport (0 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    45.9 °F

  • Average High 2020–2025

    58.7 °F
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