Portneuf River Slough Weather Forecast

    • 35
    • 56

    Partly Sunny

    • 35
    • 60

    Mostly Sunny

    • 41
    • 64

    Mostly Sunny

    • 45
    • 69

    Partly Sunny

    • 46
    • 72

    Partly Sunny

    • 46
    • 71

    Chance Rain

Today 29 Apr Marsh and Arbon Highlands

Mostly sunny. A slight chance of rain in the afternoon. Highs 50 to 60.

Tonight 29 Apr Marsh and Arbon Highlands

Mostly cloudy in the evening then clearing. Lows 30 to 38.

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  • Temperature Real-Time

Portneuf River Slough Temperature Statistics

April Temperature

Pocatello, Pocatello Regional Airport (16.2 miles)

  • Lowest 18 April, 2026

    19.7 °F

  • Average April

    46.6 °F

  • Highest 10 April, 2026

    76.6 °F

Climate (2021–Present)

Pocatello, Pocatello Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    35.4 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    61.9 °F
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