Portneuf River Slough Weather Forecast

    • 26
    • 38

    Slight Chance Rain/Snow

    • 29
    • 38

    Snow Showers Likely

    • 26
    • 40

    Chance Rain/Snow

    • 39
    • 43

    Chance Rain

    • 39
    • 48

    Chance Rain

    • 35
    • 47

    Chance Rain

Today 6 Dec Marsh and Arbon Highlands

Mostly cloudy. A chance of rain Showers and a slight chance of snow Showers in the morning. Then a chance of snow Showers and rain Showers in the afternoon. Breezy. Snow accumulation up to 2 Inches. Highs 33 to 43.

Tonight 6 Dec Marsh and Arbon Highlands

Increasing Clouds. Colder. Patchy fog after midnight. Lows 22 to 29.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Portneuf River Slough Temperature Statistics

December Temperature

Pocatello, Pocatello Regional Airport (16.2 miles)

  • Lowest 3 December, 2025

    19 °F

  • Average December

    30.9 °F

  • Highest 1 December, 2025

    37.9 °F

Climate (2020–Present)

Pocatello, Pocatello Regional Airport (16.2 miles)

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  • Average Low 2020–2025

    35 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    61.3 °F
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