Indian Rocks State Park Weather Forecast

    • 34
    • 62

    Rain Showers

    • 37
    • 69

    Mostly Sunny

    • 42
    • 76

    Mostly Sunny

    • 45
    • 76

    Slight Chance Thunderstorms

    • 44
    • 76

    Mostly Sunny

    • 46
    • 80

    Mostly Sunny

    • 46
    • 79

    Partly Sunny

Today 19 Sep Marsh and Arbon Highlands

Partly cloudy. A slight chance of rain. Lows 45 to 55. Highs 69 to 79.

Tonight 19 Sep Marsh and Arbon Highlands

Mostly clear. Colder. Lows 34 to 44.

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Indian Rocks State Park Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (22.4 miles)

  • Lowest 15 September, 2026

    30.7 °F

  • Average September

    63.3 °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

    48.7 °F

  • Average High 2021–2026

    61.9 °F
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