Mill Hollow Reservoir Weather Forecast

    • 54
    • 74

    Slight Chance Thunderstorms

    • 52
    • 73

    Slight Chance Thunderstorms

    • 52
    • 73

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 54
    • 74

    Partly Sunny

    • 53
    • 73

    Partly Sunny

Today 23 Aug Western Uinta Mountains

Sunny in the Morning, then partly sunny with a 50 percent chance of Showers and Thunderstorms in the afternoon. Highs in the upper 70s.

Tonight 23 Aug Western Uinta Mountains

Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of rain Showers after midnight. Lows around 50. Chance of precipitation 50 percent.

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Mill Hollow Reservoir Temperature Statistics

August Temperature

Provo, Provo Municipal Airport (37.3 miles)

  • Lowest 5 August, 2026

    57 °F

  • Average August

    79 °F

  • Highest 1 August, 2026

    104 °F

Climate (2021–2026)

Provo, Provo Municipal Airport (37.3 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    64.4 °F
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