Rigby-Jefferson County Airport Weather Forecast

    • 32
    • 57

    Mostly Sunny

    • 35
    • 57

    Partly Sunny

    • 35
    • 61

    Rain Showers Likely

    • 30
    • 46

    Rain/Snow Likely

    • 26
    • 42

    Chance Rain/Snow

    • 26
    • 43

    Mostly Sunny

Today 23 Oct Upper Snake River Plain

Sunny. Highs 54 to 61. Light and variable Winds. Becoming southwest up to 10 Mph in the afternoon.

Tonight 23 Oct Upper Snake River Plain

Mostly clear. Lows 27 to 35. Southwest Winds up to 10 Mph. Shifting to southeast after midnight.

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Rigby-Jefferson County Airport Temperature Statistics

October Temperature

Idaho Falls Regional Airport (10.6 miles)

  • Lowest 13 October, 2025

    28 °F

  • Average October

    48.8 °F

  • Highest 9 October, 2025

    78.1 °F

Climate (2020–Present)

Idaho Falls Regional Airport (10.6 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    58.9 °F
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