Indian Rocks State Park Weather Forecast

    • 42
    • 68

    Thunderstorms

    • 41
    • 72

    Becoming Sunny

    • 46
    • 76

    Partly Sunny

    • 44
    • 76

    Partly Sunny

    • 43
    • 69

    Partly Sunny

    • 42
    • 72

    Mostly Cloudy

    • 37
    • 65

    Partly Sunny

Today 22 Sep Marsh and Arbon Highlands

Sunny. Highs 58 to 68.

Tonight 22 Sep Marsh and Arbon Highlands

Mostly cloudy with scattered rain Showers and isolated Thunderstorms in the evening. Then partly cloudy after midnight. Colder. Lows 41 to 51.

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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

    62.4 °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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