Thimble Islands Weather Forecast

    • 63
    • 76

    Rain Showers Likely

    • 68
    • 81

    Mostly Sunny

    • 69
    • 83

    Mostly Cloudy

    • 69
    • 76

    Mostly Cloudy

    • 68
    • 76

    Chance Rain Showers

    • 68
    • 77

    Mostly Sunny

Today 30 Jul Southern New Haven

Mostly cloudy. A chance of Showers in the Morning, then a chance of Showers with a slight chance of Thunderstorms in the afternoon. Highs in the lower 70s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 30 Jul Southern New Haven

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thimble Islands Temperature Statistics

July Temperature

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

  • Lowest 24 July, 2026

    57.2 °F

  • Average July

    74.5 °F

  • Highest 3 July, 2026

    93.9 °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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