Sound Beach Weather Forecast

    • 67
    • 77

    Becoming Sunny

    • 71
    • 82

    Partly Sunny

    • 74
    • 84

    Mostly Sunny

    • 75
    • 88

    Slight Chance Thunderstorms

    • 73
    • 86

    Chance Rain Showers

    • 72
    • 81

    Chance Thunderstorms

Today 22 Jul Northwest Suffolk

Sunny. Highs around 80. Northeast Winds 5 to 10 Mph.

Tonight 22 Jul Northwest Suffolk

Mostly clear. Lows in the upper 60s. South Winds 5 to 10 Mph.

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Sound Beach Temperature Statistics

July Temperature

Shirley, Brookhaven Airport (10.6 miles)

  • Lowest 5 July, 2025

    59.6 °F

  • Average July

    76.9 °F

  • Highest 8 July, 2025

    90.6 °F

Climate (2020–Present)

Shirley, Brookhaven Airport (10.6 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    63 °F
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