Copiague Beach Weather Forecast

    • 71
    • 78

    Rain Showers

    • 66
    • 82

    Chance Thunderstorms

    • 65
    • 77

    Mostly Sunny

    • 66
    • 81

    Partly Sunny

    • 66
    • 77

    Partly Sunny

    • 69
    • 79

    Slight Chance Rain Showers

Today 21 Jul Southwest Suffolk

Showers and Thunderstorms likely. Some Thunderstorms may produce gusty Winds and heavy rainfall. Highs in the upper 70s. South Winds 15 to 20 Mph. Chance of rain 70 percent.

Tonight 21 Jul Southwest Suffolk

Showers with Thunderstorms likely in the Evening, then Showers with a chance of Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall in the evening. Humid with Lows in the lower 70s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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Copiague Beach Temperature Statistics

July Temperature

Farmingdale - Republic Airport (5 miles)

  • Lowest 7 July, 2026

    63 °F
  • Average July

    77.1 °F
  • Highest 3 July, 2026

    100.9 °F

Climate (2021–2026)

Farmingdale - Republic Airport (5 miles)

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  • Average Low 2021–2026

    48.2 °F
  • Average 2021–2026

    55.7 °F
  • Average High 2021–2026

    63.1 °F
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