Charlestown Weather Forecast

    • 25
    • 58

    Rain Showers

    • 32
    • 40

    Partly Sunny

    • 24
    • 47

    Mostly Sunny

    • 26
    • 38

    Partly Sunny

    • 34
    • 42

    Slight Chance Rain

    • 33
    • 47

    Mostly Cloudy

Today 19 Dec Cecil

Patchy fog in the morning. Rain Showers with isolated Thunderstorms in the Morning, then partly sunny with isolated rain Showers in the afternoon. Breezy with Highs in the upper 50s. Temperature falling to around 40 in the afternoon. Southwest Winds 15 to 20 Mph with Gusts up to 40 Mph, becoming west 15 to 25 Mph with Gusts up to 50 Mph in the afternoon. Chance of rain near 100 percent.

Tonight 19 Dec Cecil

Mostly clear and Blustery, cooler with Lows in the mid 20s. West Winds 15 to 25 Mph with Gusts up to 45 Mph, Diminishing to 10 to 15 Mph with Gusts up to 30 Mph after midnight.

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Charlestown Temperature Statistics

December Temperature

Phillips Army Air Field / Aberdeen (12.4 miles)

  • Lowest 16 December, 2025

    11.5 °F

  • Average December

    32.7 °F

  • Highest 1 December, 2025

    47.1 °F

Climate (2020–Present)

Phillips Army Air Field / Aberdeen (12.4 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    57.2 °F

  • Average High 2020–2025

    65.1 °F
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