Indian Rocks State Park Weather Forecast

    • 38
    • 68

    Mostly Sunny

    • 39
    • 71

    Mostly Sunny

    • 41
    • 74

    Sunny

    • 43
    • 77

    Mostly Sunny

    • 46
    • 79

    Partly Sunny

    • 46
    • 77

    Partly Sunny

    • 43
    • 74

    Slight Chance Thunderstorms

Today 15 Sep Marsh and Arbon Highlands

Mostly sunny. A chance of rain Showers and a slight chance of Thunderstorms in the morning. Highs 62 to 72.

Tonight 15 Sep Marsh and Arbon Highlands

Mostly clear. Colder. Lows 38 to 48.

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Indian Rocks State Park Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (22.4 miles)

  • Lowest 12 September, 2025

    41 °F

  • Average September

    66.4 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Pocatello, Pocatello Regional Airport (22.4 miles)

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  • Average Low 2020–2025

    34.8 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    61.2 °F
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