Thimble Islands Weather Forecast

    • 56
    • 64

    Rain

    • 59
    • 68

    Rain Showers

    • 61
    • 67

    Rain Showers

    • 60
    • 70

    Mostly Cloudy

    • 62
    • 71

    Partly Sunny

    • 64
    • 72

    Partly Sunny

Today 26 Sep Southern New Haven

Rain with a slight chance of Thunderstorms. Very windy with Highs in the lower 60s. North Winds 25 to 35 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent.

Tonight 26 Sep Southern New Haven

Rain in the Evening, then rain with a slight chance of Thunderstorms after midnight. Windy with Lows in the mid 50s. North Winds 20 to 30 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent.

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Thimble Islands Temperature Statistics

September Temperature

New Haven, Tweed-New Haven Airport (6.8 miles)

  • Lowest 23 September, 2026

    50 °F

  • Average September

    67.9 °F

  • Highest 10 September, 2026

    84 °F

Climate (2021–2026)

New Haven, Tweed-New Haven Airport (6.8 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    63.3 °F
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