Idaho Falls Weather Forecast

    • 43
    • 71

    Becoming Sunny

    • 41
    • 66

    Chance Rain

    • 35
    • 53

    Chance Rain

    • 33
    • 52

    Chance Rain

    • 36
    • 52

    Chance Rain/Snow

    • 34
    • 52

    Rain Likely

Today 26 Mar Upper Snake River Plain

Sunny. Highs 63 to 72. Northeast Winds up to 10 Mph. Shifting to southeast in the afternoon.

Tonight 26 Mar Upper Snake River Plain

Mostly clear. Lows 36 to 44. East Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Idaho Falls Temperature Statistics

March Temperature

Idaho Falls Regional Airport (2.5 miles)

  • Lowest 8 March, 2025

    14 °F

  • Average March

    37.4 °F

  • Highest 11 March, 2025

    57 °F

Climate (2020–Present)

Idaho Falls Regional Airport (2.5 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    45.8 °F

  • Average High 2020–2025

    58.4 °F
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