Water Temperature of New Haven Harbor in New Haven, CT

Current Water Temperature

37.6°F

Measurement Time: Saturday, March 21, 2026, 12:42 PM EDT

Today's Tides

 High: March 21, 1:13 AM, 7.1 ft
Low: March 21, 7:36 AM, -0.7 ft
 High: March 21, 1:44 PM, 6.3 ft
Low: March 21, 7:45 PM, -0.2 ft

Temperature Locations

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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

51.1°F
Sunny
Sunny
46.7°F
53.3°F
54%
NNW 12.1 mph
16.3 mph
49.6°F
42.6°F
0 in
0%
9 mi
1012 mbar
3.9

Five Day Weather Forecast

Sunny
Sat
H: 59°F
L: 38°F
Moderate rain
Sun
H: 45°F
L: 37°F
Heavy rain
Mon
H: 42°F
L: 35°F
Sunny
Tue
H: 44°F
L: 32°F
Partly Cloudy
Wed
H: 48°F
L: 36°F

Air Quality

AQI: 1 - Good
PM2.5: 2.55 μg/m3
PM10: 2.75 μg/m3
Carbon Monoxide: 191.85 μg/m3
Nitrogen Dioxide: 2.85 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 106 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 12:00 AM
Sunset: 7:05 PM
Daylight: 12 hrs 12 mins
Moonrise: 7:54 AM
Moon Transit: 3:09 PM
Moonset: 10:39 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.8%

Best Times for Fishing or Hunting

Major Periods

4:34 AM - 7:04 AM
2:39 PM - 5:09 PM

Minor Periods

10:09 PM - 11:39 PM
7:24 AM - 8:54 AM

Action Rating: 3 out of 5

Special Weather Statement issued March 21 at 5:28AM EDT by NWS Upton NY

Effective: Sat March 21, 2026, 5:28 AM
Expires: Sat March 21, 2026, 10:00 AM

Locally dense fog will impact the region this morning. Visibilities will be reduced locally to around one quarter mile or less at times. Extra caution should be used if traveling and utilize your low beam headlights.


Saturday, March 21, 2026

Weather Forecast

Sunny
59.2°F
38.1°F
47°F
74%
0 in
0%
0%
14.5 mph
1


Air Quality

AQI: 1 - Good
PM2.5: 8.06 μg/m3
PM10: 8.4 μg/m3
Carbon Monoxide: 229.85 μg/m3
Nitrogen Dioxide: 10.02 μg/m3
Sulphur Dioxide: 3.83 μg/m3
Ozone: 86 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 12:00 AM
Sunset: 7:05 PM
Daylight: 12 hrs 12 mins
Moonrise: 7:54 AM
Moon Transit: 3:09 PM
Moonset: 10:39 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.8%

Best Times for Fishing or Hunting

Major Periods

4:34 AM - 7:04 AM
2:39 PM - 5:09 PM

Minor Periods

10:09 PM - 11:39 PM
7:24 AM - 8:54 AM

Action Rating: 3 out of 5

Sunday, March 22, 2026

Weather Forecast

Moderate rain
45.3°F
37.4°F
41.7°F
97%
0.53 in
84%
0%
13 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 10.46 μg/m3
PM10: 11.95 μg/m3
Carbon Monoxide: 239.33 μg/m3
Nitrogen Dioxide: 17.11 μg/m3
Sulphur Dioxide: 3.35 μg/m3
Ozone: 75.88 μg/m3

Astronomical

Sunrise: 6:52 AM
Sun Transit: 12:00 AM
Sunset: 7:06 PM
Daylight: 12 hrs 14 mins
Moonrise: 8:26 AM
Moon Transit: 4:05 PM
Moonset: 11:58 PM
Moon Phase: Waxing Crescent
Moon Illumination: 14.9%

Best Times for Fishing or Hunting

Major Periods

5:30 AM - 8:00 AM
3:35 PM - 6:05 PM

Minor Periods

12:00 AM - 12:00 AM
7:56 AM - 9:26 AM

Action Rating: 2 out of 5

Monday, March 23, 2026

Weather Forecast

Heavy rain
41.7°F
35.4°F
40.1°F
80%
1.22 in
83%
0%
13.2 mph
0.6


Air Quality

AQI: 1 - Good
PM2.5: 7.11 μg/m3
PM10: 7.38 μg/m3
Carbon Monoxide: 252.01 μg/m3
Nitrogen Dioxide: 12.73 μg/m3
Sulphur Dioxide: 2.91 μg/m3
Ozone: 77.88 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:00 AM
Sunset: 7:07 PM
Daylight: 12 hrs 17 mins
Moonrise: 9:06 AM
Moon Transit: 5:05 PM
Moonset: 12:58 AM
Moon Phase: Waxing Crescent
Moon Illumination: 23.8%

Best Times for Fishing or Hunting

Major Periods

6:27 AM - 8:57 AM
4:35 PM - 7:05 PM

Minor Periods

8:36 AM - 10:06 AM
12:00 AM - 12:00 AM

Action Rating: 4 out of 5

Tuesday, March 24, 2026

Weather Forecast

Sunny
43.9°F
31.6°F
37.1°F
61%
0 in
0%
0%
13.2 mph
1


Air Quality

AQI: 1 - Good
PM2.5: 4.43 μg/m3
PM10: 4.74 μg/m3
Carbon Monoxide: 190.45 μg/m3
Nitrogen Dioxide: 8.14 μg/m3
Sulphur Dioxide: 2 μg/m3
Ozone: 93.84 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 12:00 AM
Sunset: 7:08 PM
Daylight: 12 hrs 20 mins
Moonrise: 9:58 AM
Moon Transit: 6:08 PM
Moonset: 1:14 AM
Moon Phase: Waxing Crescent
Moon Illumination: 34.0%

Best Times for Fishing or Hunting

Major Periods

7:30 AM - 10:00 AM
5:38 PM - 8:08 PM

Minor Periods

9:28 AM - 10:58 AM
12:44 AM - 2:14 AM

Action Rating: 2 out of 5

Wednesday, March 25, 2026

Weather Forecast

Partly Cloudy
47.5°F
36.3°F
41.2°F
61%
0 in
0%
0%
12.5 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 11.8 μg/m3
PM10: 12.83 μg/m3
Carbon Monoxide: 247.5 μg/m3
Nitrogen Dioxide: 18.11 μg/m3
Sulphur Dioxide: 3.4 μg/m3
Ozone: 72.77 μg/m3

Astronomical

Sunrise: 6:47 AM
Sun Transit: 12:00 AM
Sunset: 7:09 PM
Daylight: 12 hrs 23 mins
Moonrise: 11:00 AM
Moon Transit: 7:11 PM
Moonset: 2:22 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%

Best Times for Fishing or Hunting

Major Periods

8:32 AM - 11:02 AM
6:41 PM - 9:11 PM

Minor Periods

10:30 AM - 12:00 AM
1:52 AM - 3:22 AM

Action Rating: 3 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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