Indian Rocks State Park Weather Forecast

    • 38
    • 76

    Increasing Clouds

    • 35
    • 66

    Mostly Sunny

    • 43
    • 78

    Mostly Sunny

    • 46
    • 79

    Partly Sunny

    • 43
    • 77

    Chance Rain

    • 40
    • 75

    Mostly Sunny

    • 41
    • 75

    Mostly Sunny

Today 13 Sep Marsh and Arbon Highlands

Sunny. Highs 71 to 81.

Tonight 13 Sep Marsh and Arbon Highlands

Partly cloudy. Colder. Lows 37 to 47.

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Indian Rocks State Park Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (22.4 miles)

  • Lowest 8 September, 2026

    36.6 °F

  • Average September

    64.9 °F

  • Highest 6 September, 2026

    88.6 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (22.4 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    61.9 °F
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