Wiregrass Reservoir Weather Forecast

    • 17
    • 40

    Mostly Sunny

    • 13
    • 39

    Mostly Sunny

    • 15
    • 40

    Mostly Sunny

    • 13
    • 42

    Mostly Sunny

    • 16
    • 42

    Partly Sunny

    • 20
    • 42

    Partly Sunny

Today 15 Jan Marsh and Arbon Highlands

Sunny. Patchy freezing fog in the morning. Highs 32 to 40.

Tonight 15 Jan Marsh and Arbon Highlands

Partly cloudy. Patchy freezing fog. Lows 14 to 23.

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Wiregrass Reservoir Temperature Statistics

January Temperature

Pocatello, Pocatello Regional Airport (35.4 miles)

  • Lowest 11 January, 2026

    12.9 °F

  • Average January

    33.2 °F

  • Highest 3 January, 2026

    51.1 °F

Climate (2021–Present)

Pocatello, Pocatello Regional Airport (35.4 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    61.5 °F
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