Idaho Falls Regional Airport Weather Forecast

    • 32
    • 49

    Chance Rain/Snow

    • 32
    • 55

    Chance Rain/Snow

    • 32
    • 53

    Chance Rain Showers

    • 33
    • 56

    Chance Rain Showers

    • 33
    • 59

    Slight Chance Thunderstorms

    • 34
    • 64

    Mostly Sunny

Today 25 Apr Upper Snake River Plain

Sunny. Not as cool. Highs 43 to 52. Northeast Winds up to 10 Mph. Shifting to southwest in the afternoon.

Tonight 25 Apr Upper Snake River Plain

Partly cloudy in the evening. Then mostly cloudy with a slight chance of snow Showers after midnight. Lows 28 to 35. South Winds around 10 Mph. Shifting to northeast after midnight. Chance of precipitation 20 percent.

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Idaho Falls Regional Airport Temperature Statistics

April Temperature

Idaho Falls Regional Airport (0 miles)

  • Lowest 18 April, 2026

    20.6 °F

  • Average April

    45.6 °F

  • Highest 10 April, 2026

    76.6 °F

Climate (2021–Present)

Idaho Falls Regional Airport (0 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    59.9 °F
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