Mattituck Weather Forecast

    • 49
    • 67

    Slight Chance Rain Showers

    • 54
    • 66

    Rain Showers

    • 48
    • 66

    Rain Showers Likely

    • 46
    • 61

    Chance Rain Showers

    • 45
    • 60

    Mostly Sunny

    • 47
    • 60

    Slight Chance Rain Showers

Today 20 Oct Northeast Suffolk

Partly sunny with a 20 percent chance of Showers. Breezy with Highs in the mid 60s. Southwest Winds 15 to 25 Mph.

Tonight 20 Oct Northeast Suffolk

Partly cloudy with a slight chance of Showers in the Evening, then clear after midnight. Breezy with Lows in the lower 50s. West Winds 15 to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mattituck Temperature Statistics

October Temperature

The Gabreski Airport (10.6 miles)

  • Lowest 2 October, 2025

    45 °F

  • Average October

    60.9 °F

  • Highest 5 October, 2025

    79 °F

Climate (2020–Present)

The Gabreski Airport (10.6 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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