Ashley River - Old Fort Dorchester Weather Forecast

    • 60
    • 71

    Mostly Cloudy

    • 35
    • 73

    Mostly Cloudy

    • 29
    • 52

    Mostly Sunny

    • 35
    • 53

    Mostly Sunny

    • 35
    • 56

    Partly Sunny

    • 35
    • 57

    Mostly Cloudy

Today 28 Dec Dorchester

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the lower 70s. Southeast Winds around 5 Mph.

Tonight 28 Dec Dorchester

Mostly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Ashley River - Old Fort Dorchester Temperature Statistics

December Temperature

Charleston, Charleston Air Force Base (8.1 miles)

  • Lowest 15 December, 2025

    21.9 °F

  • Average December

    50.3 °F

  • Highest 24 December, 2025

    78.1 °F

Climate (2020–Present)

Charleston, Charleston Air Force Base (8.1 miles)

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  • Average Low 2020–2025

    58.1 °F

  • Average 2020–2025

    67.3 °F

  • Average High 2020–2025

    77.5 °F
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