Sound Beach Weather Forecast

    • 50
    • 68

    Rain Showers

    • 42
    • 52

    Rain Likely

    • 46
    • 54

    Mostly Sunny

    • 49
    • 58

    Mostly Cloudy

    • 52
    • 61

    Breezy

    • 51
    • 62

    Chance Rain Showers

    • 51
    • 60

    Slight Chance Rain Showers

Today 16 Oct Northwest Suffolk

Mostly sunny. Highs in the lower 60s.

Tonight 16 Oct Northwest Suffolk

Showers with a chance of Thunderstorms this Evening, then rain likely after midnight. Some Thunderstorms may produce gusty Winds this evening. Breezy with Lows in the upper 40s. West Winds 10 to 15 Mph, increasing to northwest 20 to 25 Mph after midnight. Chance of rain 90 percent.

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Sound Beach Temperature Statistics

October Temperature

Shirley, Brookhaven Airport (10.6 miles)

  • Lowest 7 October, 2026

    36 °F

  • Average October

    60.4 °F

  • Highest 14 October, 2026

    77 °F

Climate (2021–2026)

Shirley, Brookhaven Airport (10.6 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    62.5 °F
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