Clam Island Weather Forecast

    • 69
    • 76

    Mostly Cloudy

    • 66
    • 82

    Mostly Sunny

    • 70
    • 83

    Mostly Sunny

    • 65
    • 81

    Chance Rain Showers

    • 66
    • 78

    Chance Rain Showers

    • 67
    • 76

    Chance Rain Showers

    • 66
    • 77

    Chance Rain Showers

Today 17 Aug Southern New Haven

Mostly cloudy. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 17 Aug Southern New Haven

Mostly cloudy this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 60s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clam Island Temperature Statistics

August Temperature

New Haven, Tweed-New Haven Airport (3.7 miles)

  • Lowest 4 August, 2026

    60.8 °F

  • Average August

    77.3 °F

  • Highest 9 August, 2026

    89.6 °F

Climate (2021–2026)

New Haven, Tweed-New Haven Airport (3.7 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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