Wiregrass Reservoir Weather Forecast

    • 34
    • 70

    Mostly Sunny

    • 36
    • 73

    Mostly Sunny

    • 37
    • 75

    Sunny

    • 39
    • 79

    Mostly Sunny

    • 42
    • 81

    Partly Sunny

    • 42
    • 79

    Slight Chance Thunderstorms

    • 40
    • 77

    Chance Rain Showers

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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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wiregrass Reservoir Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (35.4 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 (35.4 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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