Charlestown Weather Forecast

    • 58
    • 75

    Mostly Sunny

    • 64
    • 76

    Mostly Sunny

    • 64
    • 75

    Rain Showers

    • 62
    • 73

    Rain Showers

    • 62
    • 75

    Chance Thunderstorms

    • 64
    • 79

    Partly Sunny

    • 66
    • 80

    Partly Sunny

Today 26 Jul Washington

Sunny. Near steady temperature in the mid 70s. East Winds around 5 Mph.

Tonight 26 Jul Washington

Mostly clear. Lows in the mid 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Charlestown Temperature Statistics

July Temperature

Westerly, Westerly State Airport (8.1 miles)

  • Lowest 20 July, 2026

    55 °F

  • Average July

    72.5 °F

  • Highest 3 July, 2026

    90 °F

Climate (2021–2026)

Westerly, Westerly State Airport (8.1 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    60.4 °F
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