St. George Airport Weather Forecast

    • 58
    • 82

    Thunderstorms

    • 59
    • 80

    Partly Sunny

    • 66
    • 84

    Slight Chance Rain Showers

    • 66
    • 87

    Mostly Cloudy

    • 63
    • 89

    Partly Sunny

    • 63
    • 90

    Mostly Cloudy

Today 31 Mar Dorchester

Patchy fog this morning. Cloudy this Morning, then partly sunny with a chance of Showers and Thunderstorms this afternoon. Some Thunderstorms may produce damaging Winds this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 31 Mar Dorchester

Cloudy with Thunderstorms and Showers in the Evening, then partly cloudy with a slight chance of Showers after midnight. Some Thunderstorms may produce damaging Winds in the evening. Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

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St. George Airport Temperature Statistics

March Temperature

Summerville Airport (16.2 miles)

  • Lowest 3 March, 2025

    26.6 °F

  • Average March

    58.8 °F

  • Highest 8 March, 2025

    80.6 °F

Climate (2020–Present)

Summerville Airport (16.2 miles)

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  • Average Low 2020–2025

    56.3 °F

  • Average 2020–2025

    65.7 °F

  • Average High 2020–2025

    76.7 °F
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