St. George Airport Weather Forecast

    • 52
    • 63

    Rain Showers

    • 49
    • 59

    Chance Thunderstorms

    • 46
    • 66

    Chance Rain Showers

    • 43
    • 61

    Mostly Sunny

    • 39
    • 65

    Sunny

    • 41
    • 66

    Mostly Sunny

Today 27 Oct Dorchester

Showers with a slight chance of Thunderstorms. Highs in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 27 Oct Dorchester

Showers likely with a chance of Thunderstorms. Lows in the lower 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. George Airport Temperature Statistics

October Temperature

Summerville Airport (16.2 miles)

  • Lowest 21 October, 2025

    44.6 °F

  • Average October

    66 °F

  • Highest 6 October, 2025

    87.8 °F

Climate (2020–Present)

Summerville Airport (16.2 miles)

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  • Average Low 2020–2025

    56.4 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    76.9 °F
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