Hammonasset Beach Weather Forecast

    • 57
    • 80

    Becoming Sunny

    • 60
    • 74

    Mostly Sunny

    • 61
    • 75

    Mostly Cloudy

    • 65
    • 81

    Chance Rain Showers

    • 62
    • 81

    Slight Chance Rain Showers

    • 60
    • 81

    Mostly Sunny

Today 15 Jun Southern New Haven

Mostly Cloudy, then becoming mostly sunny this Morning, then becoming sunny. Highs in the upper 70s. Southwest Winds around 5 Mph, becoming northwest 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 15 Jun Southern New Haven

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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Hammonasset Beach Temperature Statistics

June Temperature

Chester, Chester Airport (8.7 miles)

  • Lowest 1 June, 2026

    46.4 °F

  • Average June

    70.5 °F

  • Highest 11 June, 2026

    93.2 °F

Climate (2021–Present)

Chester, Chester Airport (8.7 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    62.5 °F
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