Portneuf River Slough Weather Forecast

    • 62
    • 85

    Chance Thunderstorms

    • 65
    • 88

    Mostly Sunny

    • 66
    • 92

    Slight Chance Thunderstorms

    • 65
    • 91

    Chance Thunderstorms

    • 65
    • 91

    Mostly Sunny

    • 64
    • 91

    Slight Chance Thunderstorms

Today 22 Jul Marsh and Arbon Highlands

Partly sunny. A slight chance of rain in the morning. Then a chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs 81 to 91.

Tonight 22 Jul Marsh and Arbon Highlands

Mostly cloudy with a chance of Showers and Thunderstorms in the evening. Then partly cloudy after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows 57 to 67.

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  • Temperature Real-Time

Portneuf River Slough Temperature Statistics

July Temperature

Pocatello, Pocatello Regional Airport (16.2 miles)

  • Lowest 1 July, 2026

    41.6 °F

  • Average July

    74.6 °F

  • Highest 12 July, 2026

    102.7 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    61.8 °F
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