Ashley River - Old Fort Dorchester Weather Forecast

    • 53
    • 80

    Becoming Sunny

    • 50
    • 71

    Sunny

    • 56
    • 77

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

Today 19 Oct Dorchester

Mostly sunny. A slight chance of Showers this afternoon. Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 19 Oct Dorchester

Mostly cloudy with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows in the lower 50s. Southwest Winds 10 to 15 Mph, becoming northwest 5 to 10 Mph after midnight. Chance of rain 20 percent.

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Ashley River - Old Fort Dorchester Temperature Statistics

October Temperature

Charleston, Charleston Air Force Base (8.1 miles)

  • Lowest 17 October, 2025

    50 °F

  • Average October

    68.4 °F

  • Highest 8 October, 2025

    86 °F

Climate (2020–Present)

Charleston, Charleston Air Force Base (8.1 miles)

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  • Average Low 2020–2025

    58.3 °F

  • Average 2020–2025

    67.4 °F

  • Average High 2020–2025

    77.6 °F
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