Sand Hollow State Park Weather Forecast

    • 62
    • 89

    Mostly Sunny

    • 65
    • 91

    Partly Sunny

    • 66
    • 92

    Chance Rain Showers

    • 64
    • 88

    Chance Rain Showers

    • 67
    • 91

    Mostly Sunny

    • 69
    • 93

    Slight Chance Thunderstorms

    • 68
    • 91

    Chance Rain Showers

Today 19 Sep Lower Washington County

Partly cloudy. Highs in the lower 90s.

Tonight 19 Sep Lower Washington County

Clear. Lows in the lower 60s.

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  • Temperature Real-Time

Sand Hollow State Park Temperature Statistics

September Temperature

St George Municipal Airport (8.7 miles)

  • Lowest 7 September, 2026

    62.1 °F

  • Average September

    83.7 °F

  • Highest 10 September, 2026

    102.9 °F

Climate (2021–2026)

St George Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.8 °F
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