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

58°F
Rain
Rain
77%
NE 33 mph
51°F

Weather Forecast

Rain
Overnight
57°F - Rain
Rain
Saturday
62°F - Rain
Rain
Saturday Night
59°F - Rain
Rain
Sunday
67°F - Rain
Light Rain
Sunday Night
62°F - Light Rain
Light Rain
Monday
67°F - Light Rain
Chance Light Rain then Slight Chance Rain Showers
Monday Night
60°F - Chance Light Rain then Slight Chance Rain Showers
Mostly Cloudy
Tuesday
69°F - Mostly Cloudy
Mostly Cloudy
Tuesday Night
61°F - Mostly Cloudy
Mostly Sunny
Wednesday
70°F - Mostly Sunny
Partly Cloudy
Wednesday Night
62°F - Partly Cloudy
Mostly Sunny
Thursday
70°F - Mostly Sunny
Partly Cloudy
Thursday Night
63°F - Partly Cloudy
Mostly Sunny
Friday
71°F - Mostly Sunny

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:43 AM
Sunset: 6:43 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:31 PM
Moon Transit: 8:33 AM
Moonset: 6:35 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:01 PM - 7:31 PM
6:05 AM - 7:35 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: 6:44 AM
Sun Transit: 12:43 AM
Sunset: 6:43 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:31 PM
Moon Transit: 8:33 AM
Moonset: 6:35 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:01 PM - 7:31 PM
6:05 AM - 7:35 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: 6:44 AM
Sun Transit: 12:43 AM
Sunset: 6:43 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:31 PM
Moon Transit: 8:33 AM
Moonset: 6:35 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:01 PM - 7:31 PM
6:05 AM - 7:35 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: 6:44 AM
Sun Transit: 12:43 AM
Sunset: 6:43 PM
Daylight: 11 hrs 59 mins
Moonrise: 6:31 PM
Moon Transit: 8:33 AM
Moonset: 6:35 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
8:03 AM - 10:33 AM

Minor Periods

6:01 PM - 7:31 PM
6:05 AM - 7:35 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: 6:45 AM
Sun Transit: 12:43 AM
Sunset: 6:41 PM
Daylight: 11 hrs 56 mins
Moonrise: 6:55 PM
Moon Transit: 1:01 AM
Moonset: 7:45 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:31 AM - 3:01 AM
3:15 PM - 5:45 PM

Minor Periods

6:25 PM - 7:55 PM
7:15 AM - 8:45 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: 6:45 AM
Sun Transit: 12:43 AM
Sunset: 6:41 PM
Daylight: 11 hrs 56 mins
Moonrise: 6:55 PM
Moon Transit: 1:01 AM
Moonset: 7:45 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:31 AM - 3:01 AM
3:15 PM - 5:45 PM

Minor Periods

6:25 PM - 7:55 PM
7:15 AM - 8:45 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: 6:46 AM
Sun Transit: 12:42 AM
Sunset: 6:40 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:23 PM
Moon Transit: 1:49 AM
Moonset: 8:58 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

1:19 AM - 3:49 AM
4:05 PM - 6:35 PM

Minor Periods

6:53 PM - 8:23 PM
8:28 AM - 9:58 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: 6:46 AM
Sun Transit: 12:42 AM
Sunset: 6:40 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:23 PM
Moon Transit: 1:49 AM
Moonset: 8:58 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

1:19 AM - 3:49 AM
4:05 PM - 6:35 PM

Minor Periods

6:53 PM - 8:23 PM
8:28 AM - 9:58 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: 6:47 AM
Sun Transit: 12:42 AM
Sunset: 6:38 PM
Daylight: 11 hrs 51 mins
Moonrise: 7:57 PM
Moon Transit: 2:41 AM
Moonset: 10:14 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:11 AM - 4:41 AM
4:59 PM - 7:29 PM

Minor Periods

7:27 PM - 8:57 PM
9:44 AM - 11:14 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: 6:47 AM
Sun Transit: 12:42 AM
Sunset: 6:38 PM
Daylight: 11 hrs 51 mins
Moonrise: 7:57 PM
Moon Transit: 2:41 AM
Moonset: 10:14 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:11 AM - 4:41 AM
4:59 PM - 7:29 PM

Minor Periods

7:27 PM - 8:57 PM
9:44 AM - 11:14 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: 6:48 AM
Sun Transit: 12:42 AM
Sunset: 6:36 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:40 PM
Moon Transit: 3:37 AM
Moonset: 11:30 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:07 AM - 5:37 AM
5:58 PM - 8:28 PM

Minor Periods

8:10 PM - 9:40 PM
11:00 AM - 12:30 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: 6:48 AM
Sun Transit: 12:42 AM
Sunset: 6:36 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:40 PM
Moon Transit: 3:37 AM
Moonset: 11:30 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:07 AM - 5:37 AM
5:58 PM - 8:28 PM

Minor Periods

8:10 PM - 9:40 PM
11:00 AM - 12:30 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: 6:49 AM
Sun Transit: 12:41 AM
Sunset: 6:35 PM
Daylight: 11 hrs 45 mins
Moonrise: 9:33 PM
Moon Transit: 4:37 AM
Moonset: 12:43 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:07 AM - 6:37 AM
7:00 PM - 9:30 PM

Minor Periods

9:03 PM - 10:33 PM
12:13 AM - 1:43 PM

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: 6:49 AM
Sun Transit: 12:41 AM
Sunset: 6:35 PM
Daylight: 11 hrs 45 mins
Moonrise: 9:33 PM
Moon Transit: 4:37 AM
Moonset: 12:43 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:07 AM - 6:37 AM
7:00 PM - 9:30 PM

Minor Periods

9:03 PM - 10:33 PM
12:13 AM - 1:43 PM

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: 6:50 AM
Sun Transit: 12:41 AM
Sunset: 6:33 PM
Daylight: 11 hrs 43 mins
Moonrise: 10:37 PM
Moon Transit: 5:40 AM
Moonset: 1:48 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:10 AM - 7:40 AM
8:03 PM - 10:33 PM

Minor Periods

10:07 PM - 11:37 PM
1:18 PM - 2:48 PM

Action Rating: 2 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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