Koosharem Reservoir Weather Forecast

    • 57
    • 93

    Mostly Sunny

    • 59
    • 95

    Sunny

    • 61
    • 98

    Hot

    • 64
    • 98

    Hot

    • 63
    • 94

    Slight Chance Thunderstorms

    • 61
    • 93

    Chance Thunderstorms

Today 9 Jul Upper Sevier River Valleys

Sunny. Highs in the lower 90s.

Tonight 9 Jul Upper Sevier River Valleys

Mostly clear. Lows in the upper 40s to upper 50s.

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  • Temperature Real-Time

Koosharem Reservoir Temperature Statistics

July Temperature

Bryce Canyon Airport (64 miles)

  • Lowest 2 July, 2026

    34 °F

  • Average July

    63.2 °F

  • Highest 6 July, 2026

    84.9 °F

Climate (2021–2026)

Bryce Canyon Airport (64 miles)

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  • Average Low 2021–2026

    28.5 °F

  • Average 2021–2026

    44.4 °F

  • Average High 2021–2026

    58.8 °F
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