Back River Reservoir Weather Forecast

    • 41
    • 70

    Mostly Sunny

    • 43
    • 58

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

    • 54
    • 71

    Mostly Sunny

    • 56
    • 72

    Partly Sunny

    • 52
    • 70

    Mostly Sunny

Today 21 Dec Tidal Berkeley

Sunny. Highs in the lower 70s. North Winds around 5 Mph.

Tonight 21 Dec Tidal Berkeley

Mostly clear. Lows in the lower 40s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Back River Reservoir Temperature Statistics

December Temperature

Charleston, Charleston Air Force Base (8.7 miles)

  • Lowest 15 December, 2025

    21.9 °F

  • Average December

    48.3 °F

  • Highest 17 December, 2025

    71.1 °F

Climate (2020–Present)

Charleston, Charleston Air Force Base (8.7 miles)

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  • Average Low 2020–2025

    58.1 °F

  • Average 2020–2025

    67.2 °F

  • Average High 2020–2025

    77.5 °F
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