Clam Island Weather Forecast

    • 63
    • 81

    Rain Showers

    • 61
    • 72

    Rain Showers Likely

    • 62
    • 78

    Mostly Sunny

    • 65
    • 80

    Mostly Sunny

    • 66
    • 82

    Partly Sunny

    • 66
    • 80

    Mostly Cloudy

Today 31 Jul Southern New Haven

Partly sunny with a slight chance of Showers and Thunderstorms this Morning, then mostly cloudy with Showers likely with a chance of Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Locally heavy rainfall possible this afternoon. Highs in the lower 80s. Northeast Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 31 Jul Southern New Haven

Showers with a chance of Thunderstorms in the Evening, then Showers likely after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Locally heavy rainfall possible in the evening. Lows in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clam Island Temperature Statistics

July Temperature

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

  • Lowest 5 July, 2025

    61.6 °F

  • Average July

    79.2 °F

  • Highest 29 July, 2025

    95 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    55.9 °F

  • Average High 2020–2025

    63.7 °F
Get WillyWeather+ to remove ads