American Falls Weather Forecast

    • 42
    • 66

    Mostly Sunny

    • 52
    • 72

    Chance Rain Showers

    • 51
    • 70

    Rain Showers Likely

    • 39
    • 57

    Chance Rain Showers

    • 34
    • 48

    Partly Sunny

    • 40
    • 56

    Chance Rain Showers

    • 38
    • 53

    Chance Rain Showers

Today 8 Oct Lower Snake River Plain

Sunny. Highs 64 to 71. Northeast Winds up to 10 Mph. Shifting to south around 10 Mph in the afternoon.

Tonight 8 Oct Lower Snake River Plain

Mostly clear. Lows 36 to 46. Southeast Winds around 10 Mph. Shifting to northeast after midnight.

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American Falls Temperature Statistics

October Temperature

Pocatello, Pocatello Regional Airport (16.8 miles)

  • Lowest 6 October, 2025

    28.9 °F

  • Average October

    51.5 °F

  • Highest 2 October, 2025

    77 °F

Climate (2020–Present)

Pocatello, Pocatello Regional Airport (16.8 miles)

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  • Average Low 2020–2025

    34.8 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    61.1 °F
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