St George Weather Forecast

    • 82
    • 102

    Hot

    • 84
    • 106

    Hot

    • 85
    • 108

    Hot

    • 85
    • 109

    Hot

    • 85
    • 110

    Hot

    • 83
    • 108

    Hot

    • 82
    • 106

    Slight Chance Thunderstorms

Today 22 Jul Lower Washington County

Partly cloudy in the Morning, then sunny with a 10 percent chance of Showers and Thunderstorms in the afternoon. Highs around 101.

Tonight 22 Jul Lower Washington County

Mostly clear. Lows around 80.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St George Temperature Statistics

July Temperature

St George Municipal Airport (5 miles)

  • Lowest 1 July, 2026

    66.9 °F

  • Average July

    89.8 °F

  • Highest 9 July, 2026

    107.1 °F

Climate (2021–2026)

St George Municipal Airport (5 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    64.7 °F

  • Average High 2021–2026

    76.8 °F
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