Commack Weather Forecast

    • 62
    • 74

    Rain Showers

    • 60
    • 74

    Chance Rain Showers

    • 63
    • 82

    Mostly Sunny

    • 66
    • 82

    Mostly Sunny

    • 67
    • 81

    Rain Showers Likely

    • 63
    • 82

    Chance Thunderstorms

Today 20 Aug Northwest Suffolk

Mostly cloudy. A slight chance of Showers this Morning, then Showers likely this afternoon. Highs in the lower 70s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 20 Aug Northwest Suffolk

Showers with a slight chance of Thunderstorms in the Evening, then Showers likely after midnight. Lows in the lower 60s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 80 percent.

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Commack Temperature Statistics

August Temperature

Farmingdale - Republic Airport (9.3 miles)

  • Lowest 8 August, 2025

    58.6 °F

  • Average August

    74.2 °F

  • Highest 14 August, 2025

    88.6 °F

Climate (2020–Present)

Farmingdale - Republic Airport (9.3 miles)

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  • Average Low 2020–2025

    48.6 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    63.4 °F
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