Sayville, New York Weather
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Weather Forecast for Sayville, New York : Suffolk County
Issued: 4:37 am EDT Sep 17, 2025 Latitude: 40.7359317 Longitude: -73.0820556 View on Google Maps

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Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
20% chance of rain on Overnight 60% chance of thunderstorms on Wednesday 20% chance of rain on Thursday Sunny on Friday Sunny on Saturday Sunny on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
Low: 62°F High: 71°F High: 75°F High: 79°F High: 69°F High: 69°F High: 72°F High: 75°F
Low: 62°F Low: 63°F Low: 57°F Low: 56°F Low: 58°F Low: 61°F  
Rain Thunderstorms Rain Sunny Sunny Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
64°
Clear
as of 4:56 AM EDST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
FARMINGDALE - (KFRG)
63°
Mostly Clear
as of 4:53 AM EDST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
9 MPH
040° Northeast
Cloud Level(s): Few at 8000ft
Current Conditions at
NEW YORK-KENNEDY - (KJFK)
64°
Cloudy
as of 4:51 AM EDST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
14 MPH
040° Northeast
Cloud Level(s): Few at 2200ft, Solid Overcast at 9500ft
20% chance of rain Overnight Overnight... A 20 percent chance of showers. Mostly cloudy, with a low around 62. Northeast wind around 14 mph.
60% chance of thunderstorms Wednesday Wednesday... A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 71. East wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
70% chance of thunderstorms Wednesday Night Wednesday Night... Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. Northeast wind 7 to 11 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
20% chance of rain Thursday Thursday... A 20 percent chance of showers before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 75. Northeast wind around 7 mph becoming northwest in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 63. Southwest wind 3 to 6 mph.
Sunny on Friday Friday... Sunny, with a high near 79.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 57.
Sunny on Saturday Saturday... Sunny, with a high near 69.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 56.
Sunny on Sunday Sunday... Sunny, with a high near 69.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 58.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 72.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 61.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 75.
Current Radar Image


Sun Almanac for Sayville, New York
Sunrise: 06:35 AM
Sunset: 6:58 PM
Civil Sunrise:06:08 AM
Civil Sunset: 7:25 PM
Nautical Sunrise: 05:36 AM
Nautical Sunset: 7:57 PM
Astro Sunrise: 05:03 AM
Astro Sunset: 8:30 PM
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