St. George Airport Weather Forecast

    • 71
    • 94

    Rain Showers Likely

    • 70
    • 88

    Rain Showers

    • 69
    • 90

    Partly Sunny

    • 72
    • 94

    Chance Thunderstorms

    • 75
    • 93

    Chance Thunderstorms

    • 72
    • 94

    Chance Thunderstorms

    • 71
    • 93

    Chance Thunderstorms

Today 18 Jun Dorchester

Partly sunny with a chance of Showers and Thunderstorms. Highs in the mid 90s. Heat index Values up to 106. Southwest Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 18 Jun Dorchester

Mostly cloudy with a chance of Thunderstorms. A chance of Showers. Lows in the lower 70s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. George Airport Temperature Statistics

June Temperature

Summerville Airport (16.2 miles)

  • Lowest 3 June, 2026

    51.8 °F

  • Average June

    76.5 °F

  • Highest 13 June, 2026

    98.6 °F

Climate (2021–2026)

Summerville Airport (16.2 miles)

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  • Average Low 2021–2026

    56 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    76.8 °F
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