West Harbor Weather Forecast

    • 63
    • 72

    Chance Thunderstorms

    • 59
    • 74

    Chance Rain Showers

    • 57
    • 68

    Mostly Sunny

    • 60
    • 70

    Mostly Sunny

    • 62
    • 73

    Partly Sunny

    • 63
    • 72

    Slight Chance Rain Showers

Today 6 Jun Northeast Suffolk

Sunny this Morning, then becoming partly sunny. Highs in the lower 80s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph this afternoon.

Tonight 6 Jun Northeast Suffolk

A chance of Showers and Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds, small Hail, and heavy rainfall after midnight. Lows in the upper 60s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening. Chance of rain 60 percent.

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West Harbor Temperature Statistics

June Temperature

Groton / New London, Groton / New London Airport (4.3 miles)

  • Lowest 2 June, 2026

    42.1 °F

  • Average June

    58.1 °F

  • Highest 3 June, 2026

    75.9 °F

Climate (2021–Present)

Groton / New London, Groton / New London Airport (4.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    60.7 °F
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