Hammonasset Beach State Park Weather Forecast

    • 64
    • 78

    Mostly Sunny

    • 69
    • 82

    Mostly Sunny

    • 73
    • 85

    Mostly Sunny

    • 72
    • 89

    Slight Chance Rain Showers

    • 69
    • 86

    Chance Rain Showers

    • 69
    • 81

    Chance Rain Showers

Today 22 Jul Southern New Haven

Sunny. Highs around 80. Northeast Winds around 5 Mph, becoming south.

Tonight 22 Jul Southern New Haven

Mostly clear. Lows in the lower 60s. South Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Hammonasset Beach State Park Temperature Statistics

July Temperature

Chester, Chester Airport (8.1 miles)

  • Lowest 4 July, 2025

    59 °F

  • Average July

    75.7 °F

  • Highest 8 July, 2025

    91.4 °F

Climate (2020–Present)

Chester, Chester Airport (8.1 miles)

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

  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    62.7 °F
Get WillyWeather+ to remove ads