Thimble Islands Weather Forecast

    • 63
    • 82

    Rain Showers

    • 66
    • 79

    Rain Showers Likely

    • 67
    • 76

    Rain Showers

    • 67
    • 80

    Chance Rain Showers

    • 64
    • 77

    Mostly Sunny

    • 65
    • 76

    Mostly Sunny

Today 20 Aug Southern New Haven

Sunny Early, then becoming partly sunny. A slight chance of Showers this afternoon. Highs in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 20 Aug Southern New Haven

Mostly cloudy. Showers, mainly in the evening. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thimble Islands Temperature Statistics

August Temperature

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

  • Lowest 4 August, 2026

    60.8 °F

  • Average August

    76.4 °F

  • Highest 9 August, 2026

    89.6 °F

Climate (2021–2026)

New Haven, Tweed-New Haven Airport (6.8 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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