Stonington Harbor Weather Forecast

    • 58
    • 74

    Increasing Clouds

    • 64
    • 73

    Rain Showers Likely

    • 61
    • 77

    Mostly Sunny

    • 61
    • 77

    Sunny

    • 60
    • 79

    Partly Sunny

    • 61
    • 75

    Chance Rain Showers

Today 17 Jun Southern New London

Mostly sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 17 Jun Southern New London

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. South Winds around 5 Mph.

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  • Temperature Real-Time

Stonington Harbor Temperature Statistics

June Temperature

Westerly, Westerly State Airport (5.6 miles)

  • Lowest 2 June, 2026

    39.9 °F

  • Average June

    66.7 °F

  • Highest 13 June, 2026

    84.9 °F

Climate (2021–2026)

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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