Mastic Beach, NY Weather Forecast

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Mastic Beach, NY Weather Forecast

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Mastic Beach NY weather  - Clear - 34°F
Clear
34°F
Updated 5:58 am
Feels Like 48°F
Humidity 96%
Wind N 0 mph
Barometer  30.54 in
Dew Point 33°F
Mastic Beach NY weather  - Clear - 1°C
Clear
1°C
Updated 5:58 am
Feels Like 9°C
Humidity 96%
Wind N 0 km/h
Barometer  103.4 kPa
Dew Point 1°C

Mastic Beach Weather Forecast

THIS AFTERNOON TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Mastic Beach, NY Weather - This Afternoon Mostly Sunny Mastic Beach, NY Weather - Tonight Mostly Clear Mastic Beach, NY Weather - Sunday Sunny Mastic Beach, NY Weather - Sunday Night Clear Mastic Beach, NY Weather - Monday Sunny Mastic Beach, NY Weather - Monday Night Mostly Clear Mastic Beach, NY Weather - Tuesday Sunny Mastic Beach, NY Weather - Tuesday Night Mostly Clear Mastic Beach, NY Weather - Wednesday Sunny Mastic Beach, NY Weather - Wednesday Night Partly Cloudy Mastic Beach, NY Weather - Thursday Mostly Sunny Mastic Beach, NY Weather - Thursday Night Mostly Clear
Mostly Sunny Mostly Clear Sunny Clear Sunny Mostly Clear Sunny Mostly Clear Sunny Partly Cloudy Mostly Sunny Mostly Clear
Hi: 59°FHi: 15°C
Lo: 35°FLo: 2°C Hi: 60°FHi: 16°C
Lo: 41°FLo: 5°C Hi: 61°FHi: 16°C
Lo: 49°FLo: 9°C Hi: 55°FHi: 13°C
Lo: 45°FLo: 7°C Hi: 55°FHi: 13°C
Lo: 49°FLo: 9°C Hi: 61°FHi: 16°C
Lo: 55°FLo: 13°C
POP = Probability of Precipitation.
Weather Outlook Updated: 224 PM EDT Sat Oct 24 2026 Mastic Beach, NY Weather - WeatherWorld.com

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Mastic Beach Forecast Discussion

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Issued: 325 AM EDT Sun Oct 25 2026

Key Messages

1) Frost Advisory in effect this morning for coastal CT and far eastern LI.

2) High pressure largely in control through the upcoming week.


Discussion

... .KEY MESSAGE 1... Very favorable conditions exist this morning for radiational cooling and as a result, more typical spots have cooled significantly, some spots into the upper 20s. While the growing season has ended across the interior, it has yet to do so at the coast (Nov 1 or 11). Thus, a frost advisory in in effect for these areas ...