Water Temperature of New Haven Harbor in New Haven, CT

Current Water Temperature

73.8°F

Measurement Time: Saturday, September 5, 2026, 12:48 AM EDT

Today's Tides

Low: September 5, 12:09 AM, 0.7 ft
 High: September 5, 6:15 AM, 5.7 ft
Low: September 5, 12:19 PM, 1.1 ft
 High: September 5, 6:41 PM, 6.7 ft

Temperature Locations

View Nearby Locations     View All Connecticut Locations     View Locations Near Me

Local Points of Interest

East Haven, CT; East Shore Park; Long Island Sound

New Haven Harbor

Station Name: New Haven
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -6 feet

Nearest Address:
1 Waterfront Street
New Haven, CT 06512
New Haven County

GPS Coordinates: 41.283333, -72.908333

Nearby Water Temperatures

Quinnipiac River, Wallingford, CT (12 mi)
Housatonic River, Stratford, CT (12.9 mi)
Naugatuck River, Beacon Falls, CT (13.6 mi)
Bridgeport Harbor, Bridgeport, CT (16.1 mi)
Rooster River, Bridgeport, CT (17.7 mi)
Mill River, Southport, CT (22.1 mi)
Mill River, Fairfield, CT (22.6 mi)
Flax Pond, Old Field, NY (25.3 mi)
Connecticut River, Middletown, CT (25.6 mi)
Saugatuck River, Westport Village, CT (26.4 mi)
Saugatuck River, Westport, CT (26.8 mi)
Norwalk River, Norwalk, CT (28.7 mi)
Peconic River, Riverhead, NY (28.9 mi)
Norwalk Harbor, Norwalk, CT (29 mi)
Norwalk River, Norwalk, CT (29.2 mi)

Weather for New Haven, Connecticut

Current Weather

72°F
Mostly Clear
Mostly Clear
68%
NW 7 mph
61°F

Weather Forecast

Mostly Clear
Tonight
65°F - Mostly Clear
Mostly Sunny then Slight Chance Rain Showers
Saturday
80°F - Mostly Sunny then Slight Chance Rain Showers
Chance Showers And Thunderstorms
Saturday Night
61°F - Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Rain Showers
Sunday
72°F - Mostly Sunny then Slight Chance Rain Showers
Slight Chance Rain Showers then Mostly Clear
Sunday Night
57°F - Slight Chance Rain Showers then Mostly Clear
Sunny
Labor Day
76°F - Sunny
Mostly Clear
Monday Night
58°F - Mostly Clear
Mostly Sunny
Tuesday
78°F - Mostly Sunny
Mostly Cloudy
Tuesday Night
61°F - Mostly Cloudy
Partly Sunny
Wednesday
77°F - Partly Sunny
Chance Rain Showers
Wednesday Night
67°F - Chance Rain Showers
Chance Rain Showers
Thursday
81°F - Chance Rain Showers
Slight Chance Rain Showers
Thursday Night
60°F - Slight Chance Rain Showers
Mostly Sunny
Friday
72°F - Mostly Sunny

Astronomical

Sunrise: 6:21 AM
Sun Transit: 12:50 AM
Sunset: 7:19 PM
Daylight: 12 hrs 58 mins
Moonrise: 11:34 PM
Moon Transit: 6:42 AM
Moonset: 2:53 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:12 AM - 8:42 AM
9:06 PM - 11:36 PM

Minor Periods

12:00 AM - 12:00 AM
2:23 PM - 3:53 PM

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: 6:21 AM
Sun Transit: 12:50 AM
Sunset: 7:19 PM
Daylight: 12 hrs 58 mins
Moonrise: 11:34 PM
Moon Transit: 6:42 AM
Moonset: 2:53 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:12 AM - 8:42 AM
9:06 PM - 11:36 PM

Minor Periods

12:00 AM - 12:00 AM
2:23 PM - 3:53 PM

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: 6:22 AM
Sun Transit: 12:50 AM
Sunset: 7:17 PM
Daylight: 12 hrs 55 mins
Moonrise: 12:34 AM
Moon Transit: 7:45 AM
Moonset: 3:56 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:15 AM - 9:45 AM
12:00 AM - 12:00 AM

Minor Periods

3:26 PM - 4:56 PM
12:00 AM - 12:00 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: 6:22 AM
Sun Transit: 12:50 AM
Sunset: 7:17 PM
Daylight: 12 hrs 55 mins
Moonrise: 12:34 AM
Moon Transit: 7:45 AM
Moonset: 3:56 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:15 AM - 9:45 AM
12:00 AM - 12:00 AM

Minor Periods

3:26 PM - 4:56 PM
12:00 AM - 12:00 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: 6:23 AM
Sun Transit: 12:49 AM
Sunset: 7:16 PM
Daylight: 12 hrs 52 mins
Moonrise: 12:42 AM
Moon Transit: 8:48 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:18 AM - 10:48 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
12:12 AM - 1:42 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: 6:23 AM
Sun Transit: 12:49 AM
Sunset: 7:16 PM
Daylight: 12 hrs 52 mins
Moonrise: 12:42 AM
Moon Transit: 8:48 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:18 AM - 10:48 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
12:12 AM - 1:42 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: 6:24 AM
Sun Transit: 12:49 AM
Sunset: 7:14 PM
Daylight: 12 hrs 50 mins
Moonrise: 1:56 AM
Moon Transit: 9:48 AM
Moonset: 5:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:18 AM - 11:48 AM

Minor Periods

4:58 PM - 6:28 PM
1:26 AM - 2:56 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: 6:24 AM
Sun Transit: 12:49 AM
Sunset: 7:14 PM
Daylight: 12 hrs 50 mins
Moonrise: 1:56 AM
Moon Transit: 9:48 AM
Moonset: 5:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:18 AM - 11:48 AM

Minor Periods

4:58 PM - 6:28 PM
1:26 AM - 2:56 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: 6:25 AM
Sun Transit: 12:49 AM
Sunset: 7:12 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:14 AM
Moon Transit: 10:44 AM
Moonset: 6:01 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:09 AM - 2:39 AM
10:14 AM - 12:44 AM

Minor Periods

5:31 PM - 7:01 PM
2:44 AM - 4:14 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: 6:25 AM
Sun Transit: 12:49 AM
Sunset: 7:12 PM
Daylight: 12 hrs 47 mins
Moonrise: 3:14 AM
Moon Transit: 10:44 AM
Moonset: 6:01 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:09 AM - 2:39 AM
10:14 AM - 12:44 AM

Minor Periods

5:31 PM - 7:01 PM
2:44 AM - 4:14 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: 6:26 AM
Sun Transit: 12:48 AM
Sunset: 7:11 PM
Daylight: 12 hrs 44 mins
Moonrise: 4:32 AM
Moon Transit: 11:36 AM
Moonset: 6:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

1:02 AM - 3:32 AM
11:06 AM - 1:36 PM

Minor Periods

5:58 PM - 7:28 PM
4:02 AM - 5:32 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: 6:26 AM
Sun Transit: 12:48 AM
Sunset: 7:11 PM
Daylight: 12 hrs 44 mins
Moonrise: 4:32 AM
Moon Transit: 11:36 AM
Moonset: 6:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

1:02 AM - 3:32 AM
11:06 AM - 1:36 PM

Minor Periods

5:58 PM - 7:28 PM
4:02 AM - 5:32 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: 12:48 AM
Sunset: 7:09 PM
Daylight: 12 hrs 42 mins
Moonrise: 5:45 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

1:52 AM - 4:22 AM
11:55 AM - 2:25 PM

Minor Periods

6:22 PM - 7:52 PM
5:15 AM - 6:45 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: 6:27 AM
Sun Transit: 12:48 AM
Sunset: 7:09 PM
Daylight: 12 hrs 42 mins
Moonrise: 5:45 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

1:52 AM - 4:22 AM
11:55 AM - 2:25 PM

Minor Periods

6:22 PM - 7:52 PM
5:15 AM - 6:45 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: 12:48 AM
Sunset: 7:07 PM
Daylight: 12 hrs 39 mins
Moonrise: 6:57 AM
Moon Transit: 1:11 PM
Moonset: 7:13 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:39 AM - 5:09 AM
12:41 AM - 3:11 PM

Minor Periods

6:43 PM - 8:13 PM
6:27 AM - 7:57 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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