American Falls Weather Forecast

    • 36
    • 51

    Rain Showers

    • 32
    • 51

    Chance Snow Showers

    • 30
    • 53

    Chance Rain/Snow

    • 34
    • 54

    Partly Sunny

    • 36
    • 55

    Chance Rain

    • 37
    • 57

    Slight Chance Rain

Today 22 Apr Lower Snake River Plain

Rain Showers in the morning. Then rain Showers likely and a slight chance of Thunderstorms in the afternoon. Very windy. Cooler. Highs 49 to 56. Southwest Winds 25 to 35 Mph.

Tonight 22 Apr Lower Snake River Plain

A chance of rain Showers in the evening. Then rain Showers likely and a chance of snow Showers after midnight. Windy. Little or no snow accumulation. Lows 31 to 38. Southwest Winds 20 to 30 Mph. Gusts up to 40 Mph in the evening. Chance of precipitation 70 percent.

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American Falls Temperature Statistics

April Temperature

Pocatello, Pocatello Regional Airport (16.8 miles)

  • Lowest 18 April, 2026

    19.7 °F

  • Average April

    46.6 °F

  • Highest 10 April, 2026

    76.6 °F

Climate (2021–Present)

Pocatello, Pocatello Regional Airport (16.8 miles)

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  • Average Low 2021–2026

    35.4 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    61.8 °F
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