St. George Airport Weather Forecast

    • 73
    • 91

    Thunderstorms Likely

    • 72
    • 88

    Thunderstorms

    • 73
    • 92

    Chance Thunderstorms

    • 72
    • 94

    Chance Thunderstorms

    • 72
    • 92

    Chance Thunderstorms

    • 73
    • 91

    Chance Thunderstorms

Today 1 Jul Dorchester

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 1 Jul Dorchester

Mostly clear. Lows in the lower 70s. South Winds around 5 Mph.

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St. George Airport Temperature Statistics

July Temperature

Summerville Airport (16.2 miles)

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  • Average July

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Climate (2020–Present)

Summerville Airport (16.2 miles)

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  • Average Low 2020–2025

    56.5 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    76.9 °F
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