Sand Hollow Reservoir Weather Forecast

    • 60
    • 85

    Chance Rain Showers

    • 55
    • 73

    Rain Showers

    • 54
    • 60

    Rain Showers

    • 52
    • 66

    Chance Rain Showers

    • 56
    • 75

    Mostly Sunny

    • 61
    • 82

    Mostly Sunny

    • 63
    • 88

    Mostly Sunny

Today 3 May Lower Washington County

Sunny in the Morning, then partly cloudy with a 20 percent chance of rain Showers in the afternoon. Highs in the upper 80s.

Tonight 3 May Lower Washington County

Mostly cloudy. A chance of rain in the Evening, then a slight chance of rain after midnight. Lows around 60. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sand Hollow Reservoir Temperature Statistics

May Temperature

St George Municipal Airport (8.1 miles)

  • Lowest 1 May, 2025

    57.9 °F

  • Average May

    69.3 °F

  • Highest 1 May, 2025

    80.1 °F

Climate (2020–Present)

St George Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    52.2 °F

  • Average 2020–2025

    64.3 °F

  • Average High 2020–2025

    76.6 °F
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