Portneuf River Slough Weather Forecast

    • 34
    • 51

    Mostly Sunny

    • 36
    • 52

    Rain/Snow Likely

    • 28
    • 42

    Snow Likely

    • 30
    • 40

    Snow Likely

    • 23
    • 37

    Snow Likely

    • 22
    • 38

    Partly Sunny

    • 25
    • 38

    Mostly Cloudy

Today 7 Feb Marsh and Arbon Highlands

Partly sunny in the morning then clearing. Highs 44 to 54.

Tonight 7 Feb Marsh and Arbon Highlands

Partly cloudy. Lows 27 to 37.

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Portneuf River Slough Temperature Statistics

February Temperature

Pocatello, Pocatello Regional Airport (16.2 miles)

  • Lowest 1 February, 2026

    21.7 °F

  • Average February

    36.8 °F

  • Highest 5 February, 2026

    54 °F

Climate (2021–Present)

Pocatello, Pocatello Regional Airport (16.2 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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