New Haven Harbor - Winter Harbor Weather Forecast

    • 65
    • 75

    Rain Showers

    • 66
    • 76

    Partly Sunny

    • 71
    • 76

    Chance Rain Showers

    • 72
    • 79

    Chance Rain Showers

    • 72
    • 84

    Chance Rain Showers

    • 71
    • 83

    Chance Rain Showers

    • 71
    • 84

    Slight Chance Thunderstorms

Today 3 Aug Southern New Haven

Showers with a chance of Thunderstorms. Highs around 80. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 3 Aug Southern New Haven

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then mostly clear after midnight. Patchy fog after midnight. Some Thunderstorms may produce gusty Winds this evening. Lows in the lower 60s. West Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming north after midnight. Chance of rain 50 percent.

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New Haven Harbor - Winter Harbor Temperature Statistics

August Temperature

New Haven, Tweed-New Haven Airport (2.5 miles)

  • Lowest 1 August, 2026

    69.8 °F

  • Average August

    78.2 °F

  • Highest 1 August, 2026

    84.2 °F

Climate (2021–2026)

New Haven, Tweed-New Haven Airport (2.5 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    63.4 °F
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