Mattituck Inlet Weather Forecast

    • 68
    • 77

    Partly Sunny

    • 66
    • 78

    Slight Chance Rain Showers

    • 63
    • 76

    Mostly Sunny

    • 62
    • 74

    Mostly Sunny

    • 65
    • 74

    Partly Sunny

    • 61
    • 74

    Partly Sunny

Today 24 Aug Northeast Suffolk

Mostly sunny. Highs in the upper 70s. South Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon.

Tonight 24 Aug Northeast Suffolk

Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattituck Inlet Temperature Statistics

August Temperature

The Gabreski Airport (11.2 miles)

  • Lowest 9 August, 2025

    46.7 °F

  • Average August

    69.8 °F

  • Highest 11 August, 2025

    89.7 °F

Climate (2020–Present)

The Gabreski Airport (11.2 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    62.2 °F
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