Mill Hollow Reservoir Weather Forecast

    • 46
    • 65

    Rain Showers

    • 43
    • 59

    Rain Showers

    • 44
    • 60

    Breezy

    • 39
    • 60

    Mostly Sunny

    • 36
    • 52

    Chance Rain Showers

    • 38
    • 56

    Slight Chance Thunderstorms

Today 25 May Western Uinta Mountains

Partly cloudy in the Morning, then partly sunny with scattered rain Showers and isolated Thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent.

Tonight 25 May Western Uinta Mountains

Isolated Showers and Thunderstorms in the Evening, then scattered rain Showers and isolated snow Showers after midnight. Mostly cloudy. Lows around 40. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mill Hollow Reservoir Temperature Statistics

May Temperature

Provo, Provo Municipal Airport (37.3 miles)

  • Lowest 2 May, 2026

    39.9 °F

  • Average May

    60.9 °F

  • Highest 12 May, 2026

    93.9 °F

Climate (2021–Present)

Provo, Provo Municipal Airport (37.3 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    64.3 °F
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