Hyrum Reservoir Weather Forecast

    • 61
    • 83

    Increasing Clouds

    • 57
    • 82

    Partly Sunny

    • 61
    • 87

    Partly Sunny

    • 46
    • 76

    Mostly Sunny

    • 47
    • 73

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

Today 10 Sep Cache Valley/Utah Portion

Sunny in the morning then becoming partly cloudy. Highs in the mid 80s.

Tonight 10 Sep Cache Valley/Utah Portion

Mostly cloudy. A 30 percent chance of rain Showers after midnight. Lows in the mid 50s.

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Hyrum Reservoir Temperature Statistics

September Temperature

Logan-Cache Airport (11.2 miles)

  • Lowest 8 September, 2026

    41 °F

  • Average September

    68.7 °F

  • Highest 5 September, 2026

    86 °F

Climate (2021–2026)

Logan-Cache Airport (11.2 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    62 °F
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