Stonington Harbor Weather Forecast

    • 39
    • 54

    Chance Rain Showers

    • 41
    • 61

    Mostly Sunny

    • 43
    • 59

    Partly Sunny

    • 46
    • 57

    Rain Showers Likely

    • 42
    • 56

    Chance Rain Showers

    • 41
    • 54

    Chance Rain Showers

Today 26 Apr Southern New London

Mostly cloudy with a chance of Showers this Morning, then mostly sunny with a slight chance of Showers this afternoon. Highs in the upper 50s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 26 Apr Southern New London

Mostly clear. Lows around 40. Northeast Winds around 5 Mph.

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Stonington Harbor Temperature Statistics

April Temperature

Westerly, Westerly State Airport (5.6 miles)

  • Lowest 9 April, 2026

    25 °F

  • Average April

    48 °F

  • Highest 16 April, 2026

    79 °F

Climate (2021–Present)

Westerly, Westerly State Airport (5.6 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    60.3 °F
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