Hammonasset Beach State Park Weather Forecast

    • 45
    • 67

    Decreasing Clouds

    • 50
    • 61

    Chance Rain Showers

    • 55
    • 69

    Chance Thunderstorms

    • 53
    • 69

    Rain Showers Likely

    • 48
    • 64

    Slight Chance Rain Showers

    • 47
    • 61

    Chance Rain Showers

    • 53
    • 65

    Chance Rain Showers

Today 30 Apr Southern New Haven

Sunny. Highs in the upper 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Apr Southern New Haven

Mostly clear. Lows in the mid 40s. North Winds 5 to 10 Mph. Gusts up to 20 Mph this evening.

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  • Temperature Real-Time

Hammonasset Beach State Park Temperature Statistics

April Temperature

Chester, Chester Airport (8.1 miles)

  • Lowest 9 April, 2025

    28.4 °F

  • Average April

    50.4 °F

  • Highest 19 April, 2025

    82.4 °F

Climate (2020–Present)

Chester, Chester Airport (8.1 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    62.6 °F
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