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Mattituck, NY Weather Forecast

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Mattituck, NY Weather Forecast

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Mattituck NY weather - Clear - 66°F
Clear
66°F
Updated 6:01 am
Feels Like 67°F
Humidity 96%
Wind N 0 mph
Barometer  29.85 in
Dew Point 65°F
Mattituck NY weather - Clear - 19°C
Clear
19°C
Updated 6:01 am
Feels Like 19°C
Humidity 96%
Wind N 0 km/h
Barometer  101.1 kPa
Dew Point 18°C
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Mattituck Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Mattituck, NY Weather - Today Partly Sunny Mattituck, NY Weather - Tonight Chance Of Showers Mattituck, NY Weather - Wednesday Sunny Mattituck, NY Weather - Wednesday Night Partly Cloudy Mattituck, NY Weather - Thursday Chance Of T-Storm Mattituck, NY Weather - Thursday Night Showers Mattituck, NY Weather - Friday Chance Of Showers Mattituck, NY Weather - Friday Night Chance Of Showers Mattituck, NY Weather - Saturday Chance Of Showers Mattituck, NY Weather - Saturday Night Showers Mattituck, NY Weather - Sunday Chance Of Showers Mattituck, NY Weather - Sunday Night Chance Of Showers
Partly Sunny Chance of Showers Sunny Partly Cloudy Chance of T-Storm Showers Chance of Showers Chance of Showers Chance of Showers Showers Chance of Showers Chance of Showers
Hi: 81°FHi: 27°C
 Lo: 70°FLo: 21°C Hi: 81°FHi: 27°C
 Lo: 71°FLo: 22°C Hi: 80°FHi: 27°C
 Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
 Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
 Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
 Lo: 69°FLo: 21°C
POP: 20% POP: 40% POP: 60% POP: 50% POP: 30% POP: 50% POP: 70% POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 216 AM EDT Tue Aug 18 2026 Mattituck, NY Weather - WeatherWorld.com

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Mattituck Forecast Discussion

Issued: 451 AM EDT Tue Aug 18 2026

Key Messages

1) Potential for periods of rain Thursday through the weekend. Impacts appear to be limited at this time.


Discussion

... .KEY MESSAGE 1... Once a cold front pushes through Wednesday night, it will stall over or near the area through the weekend. Shortwave energy pivoting through the base of a longwave trough will likely generate multiple waves of low pressure that will move along the stalled front. Exact location of this front will determine timing, locati...