Gunlock Weather Forecast

    • 68
    • 98

    Hot

    • 70
    • 99

    Hot

    • 69
    • 95

    Mostly Sunny

    • 67
    • 92

    Sunny

    • 60
    • 88

    Sunny

    • 62
    • 88

    Mostly Sunny

    • 62
    • 85

    Slight Chance Thunderstorms

Today 9 Sep Lower Washington County

Sunny. Highs around 103.

Tonight 9 Sep Lower Washington County

Mostly clear. Lows in the lower 70s.

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Gunlock Temperature Statistics

September Temperature

St George Municipal Airport (21.7 miles)

  • Lowest 7 September, 2026

    62.1 °F

  • Average September

    80.1 °F

  • Highest 5 September, 2026

    97 °F

Climate (2021–2026)

St George Municipal Airport (21.7 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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