Water Temperature of the Norwalk River in Norwalk, CT

Current Water Temperature

38.3°F

Measurement Time: Wednesday, January 14, 2026, 2:06 AM EST

Temperature Locations

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Local Points of Interest

The Maritime Aquarium

Norwalk River

Station Name: NORWALK RIVER AT NORWALK AQUARIUM NR S NORWALK, CT
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
50 N Water St
Norwalk, CT 06854
Fairfield County

GPS Coordinates: 41.10161944, -73.4159472

Nearby Water Temperatures

Norwalk River, Norwalk, CT (0.8 mi)
Norwalk Harbor, Norwalk, CT (1.5 mi)
Saugatuck River, Westport, CT (2.6 mi)
Saugatuck River, Westport Village, CT (2.9 mi)
Mill River, Fairfield, CT (6.8 mi)
Mill River, Southport, CT (7.3 mi)
Rooster River, Bridgeport, CT (11.6 mi)
Bridgeport Harbor, Bridgeport, CT (13.2 mi)
Frost Creek, Lattingtown, NY (16.4 mi)
Housatonic River, Stratford, CT (16.5 mi)
Flax Pond, Old Field, NY (17.1 mi)
East Creek, Sands Point, NY (22.4 mi)
Long Island Sound, Kings Point, NY (27.1 mi)
Hudson River, Yonkers, NY (27.9 mi)
Bronx River, Bronx, NY (29.1 mi)

Weather for Norwalk, Connecticut

Current Weather

37.9°F
Clear
Clear
32.4°F
37.1°F
85%
SSW 7.4 mph
14 mph
33°F
25.8°F
0 in
0%
9 mi
1005 mbar
0

Five Day Weather Forecast

Sunny
Wed
H: 55°F
L: 37°F
Cloudy
Thu
H: 33°F
L: 20°F
Sunny
Fri
H: 28°F
L: 18°F
Patchy rain nearby
Sat
H: 39°F
L: 31°F
Overcast
Sun
H: 30°F
L: 25°F

Air Quality

AQI: 2 - Moderate
PM2.5: 13.85 μg/m3
PM10: 14.25 μg/m3
Carbon Monoxide: 344.85 μg/m3
Nitrogen Dioxide: 50.65 μg/m3
Sulphur Dioxide: 13.95 μg/m3
Ozone: 14 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:02 AM
Sunset: 4:49 PM
Daylight: 9 hrs 32 mins
Moonrise: 4:07 AM
Moon Transit: 8:34 AM
Moonset: 12:57 AM
Moon Phase: Waning Crescent
Moon Illumination: 8.5%

Best Times for Fishing or Hunting

Major Periods

8:04 AM - 10:34 AM
12:00 AM - 12:00 AM

Minor Periods

12:27 AM - 1:57 PM
3:37 AM - 5:07 AM

Action Rating: 2 out of 5

Wednesday, January 14, 2026

Weather Forecast

Sunny
54.7°F
36.7°F
42.9°F
66%
0 in
0%
0%
11.6 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 13.21 μg/m3
PM10: 13.57 μg/m3
Carbon Monoxide: 323.81 μg/m3
Nitrogen Dioxide: 42.6 μg/m3
Sulphur Dioxide: 11.98 μg/m3
Ozone: 23.8 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:02 AM
Sunset: 4:49 PM
Daylight: 9 hrs 32 mins
Moonrise: 4:07 AM
Moon Transit: 8:34 AM
Moonset: 12:57 AM
Moon Phase: Waning Crescent
Moon Illumination: 8.5%

Best Times for Fishing or Hunting

Major Periods

8:04 AM - 10:34 AM
12:00 AM - 12:00 AM

Minor Periods

12:27 AM - 1:57 PM
3:37 AM - 5:07 AM

Action Rating: 2 out of 5

Thursday, January 15, 2026

Weather Forecast

Cloudy
32.6°F
20.2°F
30.6°F
65%
0 in
0%
0%
18.6 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 12.19 μg/m3
PM10: 12.79 μg/m3
Carbon Monoxide: 355.77 μg/m3
Nitrogen Dioxide: 36.32 μg/m3
Sulphur Dioxide: 7.8 μg/m3
Ozone: 24.72 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:03 AM
Sunset: 4:50 PM
Daylight: 9 hrs 34 mins
Moonrise: 5:07 AM
Moon Transit: 9:24 AM
Moonset: 1:41 PM
Moon Phase: Waning Crescent
Moon Illumination: 3.3%

Best Times for Fishing or Hunting

Major Periods

8:54 AM - 11:24 AM
12:00 AM - 12:00 AM

Minor Periods

1:11 PM - 2:41 PM
4:37 AM - 6:07 AM

Action Rating: 2 out of 5

Friday, January 16, 2026

Weather Forecast

Sunny
27.7°F
17.6°F
22.8°F
53%
0 in
0%
3%
17.7 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 4.46 μg/m3
PM10: 4.51 μg/m3
Carbon Monoxide: 189.93 μg/m3
Nitrogen Dioxide: 11.81 μg/m3
Sulphur Dioxide: 3.66 μg/m3
Ozone: 60.56 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:03 AM
Sunset: 4:51 PM
Daylight: 9 hrs 35 mins
Moonrise: 6:01 AM
Moon Transit: 10:17 AM
Moonset: 2:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.5%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:47 AM - 12:17 AM

Minor Periods

2:05 PM - 3:35 PM
5:31 AM - 7:01 AM

Action Rating: 3 out of 5

Saturday, January 17, 2026

Weather Forecast

Patchy rain nearby
39.2°F
30.7°F
34.5°F
57%
0 in
85%
6%
16.1 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 12.33 μg/m3
PM10: 12.51 μg/m3
Carbon Monoxide: 239.34 μg/m3
Nitrogen Dioxide: 34.32 μg/m3
Sulphur Dioxide: 10.07 μg/m3
Ozone: 30.52 μg/m3

Astronomical

Sunrise: 7:15 AM
Sun Transit: 12:03 AM
Sunset: 4:52 PM
Daylight: 9 hrs 37 mins
Moonrise: 6:48 AM
Moon Transit: 11:10 AM
Moonset: 3:35 PM
Moon Phase: New
Moon Illumination: 0.2%

Best Times for Fishing or Hunting

Major Periods

12:31 AM - 3:01 AM
10:40 AM - 1:10 PM

Minor Periods

3:05 PM - 4:35 PM
6:18 AM - 7:48 AM

Action Rating: 4 out of 5

Sunday, January 18, 2026

Weather Forecast

Overcast
29.9°F
24.5°F
29°F
56%
0 in
0%
0%
17.2 mph
1


Air Quality

AQI: 2 - Moderate
PM2.5: 17.07 μg/m3
PM10: 17.2 μg/m3
Carbon Monoxide: 310.48 μg/m3
Nitrogen Dioxide: 51.7 μg/m3
Sulphur Dioxide: 10.99 μg/m3
Ozone: 6.62 μg/m3

Astronomical

Sunrise: 7:15 AM
Sun Transit: 12:04 AM
Sunset: 4:54 PM
Daylight: 9 hrs 39 mins
Moonrise: 7:27 AM
Moon Transit: 12:01 AM
Moonset: 4:41 PM
Moon Phase: New
Moon Illumination: 2.5%

Best Times for Fishing or Hunting

Major Periods

1:23 AM - 3:53 AM
11:31 AM - 2:01 PM

Minor Periods

4:11 PM - 5:41 PM
6:57 AM - 8:27 AM

Action Rating: 4 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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