Water Temperature of Great South Bay in West Sayville, NY

Current Water Temperature

35.8°F

Measurement Time: Thursday, February 13, 2025, 6:54 PM EST

Temperature Locations

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Local Points of Interest

Green Creek; Sayville Beach & Marina

Great South Bay

Station Name: GREAT SOUTH BAY AT WEST SAYVILLE NY
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
198 Atlantic Ave
West Sayville, NY 11796
Suffolk County

GPS Coordinates: 40.72105556, -73.09125

Nearby Water Temperatures

Flax Pond, Old Field, NY (16.9 mi)
Reynolds Channel, Point Lookout, NY (27.3 mi)
Peconic River, Riverhead, NY (27.3 mi)
Frost Creek, Lattingtown, NY (29.2 mi)
Hempstead Lake, Lakeview, NY (29.2 mi)
Mill River, Fairfield, CT (29.7 mi)
Norwalk Harbor, Norwalk, CT (29.8 mi)
Saugatuck River, Westport, CT (30.1 mi)
Mill River, Southport, CT (30.1 mi)
Hog Island Channel, Island Park, NY (30.6 mi)
Norwalk River, Norwalk, CT (31.3 mi)
Saugatuck River, Westport Village, CT (31.4 mi)
Bridgeport Harbor, Bridgeport, CT (31.6 mi)
Norwalk River, Norwalk, CT (31.7 mi)
Housatonic River, Stratford, CT (32.3 mi)

Weather for West Sayville, New York

Current Weather

77°F
Sunny
Sunny
54%
NW 8 mph
59°F

Weather Forecast

Sunny
Labor Day
77°F - Sunny
Mostly Clear
Tonight
63°F - Mostly Clear
Sunny
Tuesday
79°F - Sunny
Partly Cloudy
Tuesday Night
68°F - Partly Cloudy
Mostly Sunny
Wednesday
78°F - Mostly Sunny
Partly Cloudy
Wednesday Night
71°F - Partly Cloudy
Mostly Sunny then Chance Rain Showers
Thursday
81°F - Mostly Sunny then Chance Rain Showers
Chance Rain Showers
Thursday Night
67°F - Chance Rain Showers
Mostly Sunny
Friday
76°F - Mostly Sunny
Mostly Clear
Friday Night
64°F - Mostly Clear
Mostly Sunny
Saturday
74°F - Mostly Sunny
Partly Cloudy
Saturday Night
66°F - Partly Cloudy
Mostly Sunny
Sunday
77°F - Mostly Sunny
Partly Cloudy
Sunday Night
66°F - Partly Cloudy

Astronomical

Sunrise: 6:26 AM
Sun Transit: 12:50 AM
Sunset: 7:14 PM
Daylight: 12 hrs 49 mins
Moonrise: 1:59 AM
Moon Transit: 9:49 AM
Moonset: 5:27 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:19 AM - 11:49 AM

Minor Periods

4:57 PM - 6:27 PM
1:29 AM - 2:59 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 12:50 AM
Sunset: 7:14 PM
Daylight: 12 hrs 49 mins
Moonrise: 1:59 AM
Moon Transit: 9:49 AM
Moonset: 5:27 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:19 AM - 11:49 AM

Minor Periods

4:57 PM - 6:27 PM
1:29 AM - 2:59 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 12:50 AM
Sunset: 7:14 PM
Daylight: 12 hrs 49 mins
Moonrise: 1:59 AM
Moon Transit: 9:49 AM
Moonset: 5:27 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:19 AM - 11:49 AM

Minor Periods

4:57 PM - 6:27 PM
1:29 AM - 2:59 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:27 AM
Sun Transit: 12:49 AM
Sunset: 7:13 PM
Daylight: 12 hrs 46 mins
Moonrise: 3:17 AM
Moon Transit: 10:45 AM
Moonset: 6:00 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:08 AM - 2:38 AM
10:15 AM - 12:45 AM

Minor Periods

5:30 PM - 7:00 PM
2:47 AM - 4:17 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:27 AM
Sun Transit: 12:49 AM
Sunset: 7:13 PM
Daylight: 12 hrs 46 mins
Moonrise: 3:17 AM
Moon Transit: 10:45 AM
Moonset: 6:00 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:08 AM - 2:38 AM
10:15 AM - 12:45 AM

Minor Periods

5:30 PM - 7:00 PM
2:47 AM - 4:17 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 12:49 AM
Sunset: 7:11 PM
Daylight: 12 hrs 44 mins
Moonrise: 4:33 AM
Moon Transit: 11:37 AM
Moonset: 6:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

1:01 AM - 3:31 AM
11:07 AM - 1:37 PM

Minor Periods

5:58 PM - 7:28 PM
4:03 AM - 5:33 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 12:49 AM
Sunset: 7:11 PM
Daylight: 12 hrs 44 mins
Moonrise: 4:33 AM
Moon Transit: 11:37 AM
Moonset: 6:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

1:01 AM - 3:31 AM
11:07 AM - 1:37 PM

Minor Periods

5:58 PM - 7:28 PM
4:03 AM - 5:33 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 12:49 AM
Sunset: 7:10 PM
Daylight: 12 hrs 41 mins
Moonrise: 5:47 AM
Moon Transit: 12:25 AM
Moonset: 6:52 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:51 AM - 4:21 AM
11:55 AM - 2:25 PM

Minor Periods

6:22 PM - 7:52 PM
5:17 AM - 6:47 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 12:49 AM
Sunset: 7:10 PM
Daylight: 12 hrs 41 mins
Moonrise: 5:47 AM
Moon Transit: 12:25 AM
Moonset: 6:52 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:51 AM - 4:21 AM
11:55 AM - 2:25 PM

Minor Periods

6:22 PM - 7:52 PM
5:17 AM - 6:47 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:29 AM
Sun Transit: 12:48 AM
Sunset: 7:08 PM
Daylight: 12 hrs 38 mins
Moonrise: 6:58 AM
Moon Transit: 1:11 PM
Moonset: 7:14 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:38 AM - 5:08 AM
12:41 AM - 3:11 PM

Minor Periods

6:44 PM - 8:14 PM
6:28 AM - 7:58 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:29 AM
Sun Transit: 12:48 AM
Sunset: 7:08 PM
Daylight: 12 hrs 38 mins
Moonrise: 6:58 AM
Moon Transit: 1:11 PM
Moonset: 7:14 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:38 AM - 5:08 AM
12:41 AM - 3:11 PM

Minor Periods

6:44 PM - 8:14 PM
6:28 AM - 7:58 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:30 AM
Sun Transit: 12:48 AM
Sunset: 7:06 PM
Daylight: 12 hrs 36 mins
Moonrise: 8:07 AM
Moon Transit: 1:57 PM
Moonset: 7:37 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:24 AM - 5:54 AM
1:27 PM - 3:57 PM

Minor Periods

7:07 PM - 8:37 PM
7:37 AM - 9:07 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:30 AM
Sun Transit: 12:48 AM
Sunset: 7:06 PM
Daylight: 12 hrs 36 mins
Moonrise: 8:07 AM
Moon Transit: 1:57 PM
Moonset: 7:37 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:24 AM - 5:54 AM
1:27 PM - 3:57 PM

Minor Periods

7:07 PM - 8:37 PM
7:37 AM - 9:07 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:31 AM
Sun Transit: 12:48 AM
Sunset: 7:05 PM
Daylight: 12 hrs 33 mins
Moonrise: 9:14 AM
Moon Transit: 2:42 PM
Moonset: 8:01 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:09 AM - 6:39 AM
2:12 PM - 4:42 PM

Minor Periods

7:31 PM - 9:01 PM
8:44 AM - 10:14 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:31 AM
Sun Transit: 12:48 AM
Sunset: 7:05 PM
Daylight: 12 hrs 33 mins
Moonrise: 9:14 AM
Moon Transit: 2:42 PM
Moonset: 8:01 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:09 AM - 6:39 AM
2:12 PM - 4:42 PM

Minor Periods

7:31 PM - 9:01 PM
8:44 AM - 10:14 AM

Action Rating: 5 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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