Stonington Harbor Weather Forecast

    • 56
    • 77

    Mostly Sunny

    • 58
    • 78

    Mostly Sunny

    • 62
    • 83

    Partly Sunny

    • 63
    • 84

    Chance Rain Showers

    • 55
    • 73

    Rain Showers Likely

    • 55
    • 69

    Slight Chance Rain Showers

Today 3 Jun Southern New London

Sunny. Highs around 80. North Winds around 5 Mph, becoming southwest this afternoon.

Tonight 3 Jun Southern New London

Mostly clear. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stonington Harbor Temperature Statistics

June Temperature

Westerly, Westerly State Airport (5.6 miles)

  • Lowest 1 June, 2026

    44.1 °F

  • Average June

    54.2 °F

  • Highest 1 June, 2026

    59 °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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