Petticoat Peak Weather Forecast

    • 46
    • 66

    Increasing Clouds

    • 47
    • 61

    Partly Sunny

    • 48
    • 64

    Chance Rain

    • 43
    • 57

    Partly Sunny

    • 41
    • 58

    Mostly Sunny

    • 43
    • 59

    Mostly Sunny

    • 44
    • 61

    Partly Sunny

Today 25 Sep Marsh and Arbon Highlands

Partly cloudy. Lows 39 to 49. Highs 59 to 69.

Tonight 25 Sep Marsh and Arbon Highlands

Partly cloudy. Lows 42 to 52.

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Petticoat Peak Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (36 miles)

  • Lowest 15 September, 2026

    30.7 °F

  • Average September

    61.7 °F

  • Highest 6 September, 2026

    88.6 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (36 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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