Charlestown Weather Forecast

    • 22
    • 42

    Decreasing Clouds

    • 17
    • 30

    Decreasing Clouds

    • 32
    • 42

    Chance Rain

    • 34
    • 50

    Chance Rain

    • 26
    • 43

    Chance Snow

    • 23
    • 38

    Chance Snow

    • 19
    • 35

    Chance Snow

Today 7 Dec Washington

Partly sunny. Near steady temperature in the upper 30s. Southwest Winds around 5 Mph.

Tonight 7 Dec Washington

Partly cloudy this Evening, then clearing. Lows in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charlestown Temperature Statistics

December Temperature

Westerly, Westerly State Airport (8.1 miles)

  • Lowest 5 December, 2025

    12.9 °F

  • Average December

    32.2 °F

  • Highest 2 December, 2025

    48 °F

Climate (2020–Present)

Westerly, Westerly State Airport (8.1 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    60.4 °F
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