St George Weather Forecast

    • 20
    • 40

    Sunny

    • 30
    • 54

    Mostly Sunny

    • 41
    • 61

    Mostly Cloudy

    • 50
    • 69

    Chance Rain Showers

    • 33
    • 63

    Mostly Sunny

    • 43
    • 62

    Mostly Sunny

Today 15 Dec Dorchester

Sunny. Much cooler with Highs around 40. Wind chill Values as low as 10 above this morning. Northeast Winds 5 to 10 Mph.

Tonight 15 Dec Dorchester

Mostly clear. Lows in the lower 20s. Light and variable Winds.

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St George Temperature Statistics

December Temperature

Walterboro Lowcountry Regional Airport (18.6 miles)

  • Lowest 10 December, 2025

    24.8 °F

  • Average December

    45.6 °F

  • Highest 13 December, 2025

    69.8 °F

Climate (2020–Present)

Walterboro Lowcountry Regional Airport (18.6 miles)

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  • Average Low 2020–2025

    54.1 °F

  • Average 2020–2025

    64.2 °F

  • Average High 2020–2025

    75.6 °F
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