Water Temperature of the Norwalk River in Norwalk, CT

Current Water Temperature

70.9°F

Measurement Time: Sunday, September 13, 2026, 9:06 PM EDT

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

71°F
Partly Cloudy
Partly Cloudy
97%
W 5 mph
70°F

Weather Forecast

Isolated Rain Showers
Overnight
64°F - Isolated Rain Showers
Isolated Rain Showers then Sunny
Monday
73°F - Isolated Rain Showers then Sunny
Clear
Monday Night
52°F - Clear
Sunny
Tuesday
72°F - Sunny
Mostly Clear
Tuesday Night
56°F - Mostly Clear
Sunny
Wednesday
78°F - Sunny
Partly Cloudy
Wednesday Night
62°F - Partly Cloudy
Mostly Sunny
Thursday
81°F - Mostly Sunny
Slight Chance Rain Showers
Thursday Night
64°F - Slight Chance Rain Showers
Slight Chance Rain Showers then Partly Sunny
Friday
78°F - Slight Chance Rain Showers then Partly Sunny
Partly Cloudy then Slight Chance Showers And Thunderstorms
Friday Night
59°F - Partly Cloudy then Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Saturday
74°F - Slight Chance Showers And Thunderstorms
Chance Rain Showers
Saturday Night
59°F - Chance Rain Showers
Chance Rain Showers
Sunday
74°F - Chance Rain Showers

Astronomical

Sunrise: 6:34 AM
Sun Transit: 12:49 AM
Sunset: 7:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:24 AM
Moon Transit: 3:29 PM
Moonset: 8:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:53 AM - 7:23 AM
2:59 PM - 5:29 PM

Minor Periods

7:57 PM - 9:27 PM
9:54 AM - 11:24 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: 6:34 AM
Sun Transit: 12:49 AM
Sunset: 7:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:24 AM
Moon Transit: 3:29 PM
Moonset: 8:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:53 AM - 7:23 AM
2:59 PM - 5:29 PM

Minor Periods

7:57 PM - 9:27 PM
9:54 AM - 11:24 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: 6:34 AM
Sun Transit: 12:49 AM
Sunset: 7:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:24 AM
Moon Transit: 3:29 PM
Moonset: 8:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:53 AM - 7:23 AM
2:59 PM - 5:29 PM

Minor Periods

7:57 PM - 9:27 PM
9:54 AM - 11:24 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: 6:34 AM
Sun Transit: 12:49 AM
Sunset: 7:04 PM
Daylight: 12 hrs 31 mins
Moonrise: 10:24 AM
Moon Transit: 3:29 PM
Moonset: 8:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:53 AM - 7:23 AM
2:59 PM - 5:29 PM

Minor Periods

7:57 PM - 9:27 PM
9:54 AM - 11:24 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: 6:34 AM
Sun Transit: 12:48 AM
Sunset: 7:03 PM
Daylight: 12 hrs 28 mins
Moonrise: 11:30 AM
Moon Transit: 4:16 PM
Moonset: 8:57 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:39 AM - 8:09 AM
3:46 PM - 6:16 PM

Minor Periods

8:27 PM - 9:57 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: 6:34 AM
Sun Transit: 12:48 AM
Sunset: 7:03 PM
Daylight: 12 hrs 28 mins
Moonrise: 11:30 AM
Moon Transit: 4:16 PM
Moonset: 8:57 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:39 AM - 8:09 AM
3:46 PM - 6:16 PM

Minor Periods

8:27 PM - 9:57 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: 6:35 AM
Sun Transit: 12:48 AM
Sunset: 7:01 PM
Daylight: 12 hrs 25 mins
Moonrise: 12:35 AM
Moon Transit: 5:06 PM
Moonset: 9:33 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:28 AM - 8:58 AM
4:36 PM - 7:06 PM

Minor Periods

9:03 PM - 10:33 PM
12:05 AM - 1:35 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: 6:35 AM
Sun Transit: 12:48 AM
Sunset: 7:01 PM
Daylight: 12 hrs 25 mins
Moonrise: 12:35 AM
Moon Transit: 5:06 PM
Moonset: 9:33 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:28 AM - 8:58 AM
4:36 PM - 7:06 PM

Minor Periods

9:03 PM - 10:33 PM
12:05 AM - 1:35 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: 6:36 AM
Sun Transit: 12:48 AM
Sunset: 6:59 PM
Daylight: 12 hrs 23 mins
Moonrise: 1:36 PM
Moon Transit: 5:56 PM
Moonset: 10:16 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:18 AM - 9:48 AM
5:26 PM - 7:56 PM

Minor Periods

9:46 PM - 11:16 PM
1:06 PM - 2:36 PM

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: 6:36 AM
Sun Transit: 12:48 AM
Sunset: 6:59 PM
Daylight: 12 hrs 23 mins
Moonrise: 1:36 PM
Moon Transit: 5:56 PM
Moonset: 10:16 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:18 AM - 9:48 AM
5:26 PM - 7:56 PM

Minor Periods

9:46 PM - 11:16 PM
1:06 PM - 2:36 PM

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: 6:37 AM
Sun Transit: 12:47 AM
Sunset: 6:58 PM
Daylight: 12 hrs 20 mins
Moonrise: 2:32 PM
Moon Transit: 6:48 PM
Moonset: 11:06 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:10 AM - 10:40 AM
6:18 PM - 8:48 PM

Minor Periods

12:00 AM - 12:00 AM
2:02 PM - 3:32 PM

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: 6:37 AM
Sun Transit: 12:47 AM
Sunset: 6:58 PM
Daylight: 12 hrs 20 mins
Moonrise: 2:32 PM
Moon Transit: 6:48 PM
Moonset: 11:06 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:10 AM - 10:40 AM
6:18 PM - 8:48 PM

Minor Periods

12:00 AM - 12:00 AM
2:02 PM - 3:32 PM

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: 6:38 AM
Sun Transit: 12:47 AM
Sunset: 6:56 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:19 PM
Moon Transit: 7:39 PM
Moonset: 12:06 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:01 AM - 11:31 AM
7:09 PM - 9:39 PM

Minor Periods

2:49 PM - 4:19 PM
12:00 AM - 12:00 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: 6:38 AM
Sun Transit: 12:47 AM
Sunset: 6:56 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:19 PM
Moon Transit: 7:39 PM
Moonset: 12:06 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:01 AM - 11:31 AM
7:09 PM - 9:39 PM

Minor Periods

2:49 PM - 4:19 PM
12:00 AM - 12:00 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: 6:39 AM
Sun Transit: 12:47 AM
Sunset: 6:54 PM
Daylight: 12 hrs 15 mins
Moonrise: 3:59 PM
Moon Transit: 8:29 PM
Moonset: 12:03 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:52 AM - 12:22 AM
7:59 PM - 10:29 PM

Minor Periods

3:29 PM - 4:59 PM
12:00 AM - 12:00 AM

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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