Thimble Islands Weather Forecast

    • 66
    • 84

    Becoming Sunny

    • 60
    • 79

    Rain Showers

    • 58
    • 73

    Mostly Sunny

    • 60
    • 76

    Mostly Sunny

    • 62
    • 78

    Partly Sunny

    • 68
    • 77

    Chance Rain Showers

Today 4 Sep Southern New Haven

Sunny. Near steady temperature in the lower 80s. Northwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 4 Sep Southern New Haven

Mostly clear. Lows in the mid 60s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thimble Islands Temperature Statistics

September Temperature

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

  • Lowest 1 September, 2026

    63 °F

  • Average September

    68.3 °F

  • Highest 1 September, 2026

    73.9 °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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