Water Temperature of the Norwalk River in Norwalk, CT
Current Water Temperature
Measurement Time: Sunday, October 19, 2025, 6:06 PM EDT
Temperature Locations
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Local Points of Interest
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Station Name: NORWALK RIVER AT NORWALK AQUARIUM NR S NORWALK, CT
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
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

Humidity: 87%
Feels Like: 63°F
Wind: SSE 15.7 mph
Wind Gusts: 23.8 mph
Precipitation: 0 in
Cloud Cover: 50%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Sun
H: 73°F
L: 49°F

Mon
H: 64°F
L: 51°F

Tue
H: 66°F
L: 48°F

Wed
H: 69°F
L: 52°F

Thu
H: 55°F
L: 46°F
Air Quality
Nitrogen Dioxide: 5.25 μg/m3
Sulphur Dioxide: 2.75 μg/m3
Ozone: 96 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:07 PM
Daylight: 10 hrs 57 mins
Moon Transit: 11:18 AM
Moonset: 5:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.3%
Best Times for Fishing or Hunting
Major Periods
12:45 AM - 3:15 AM10:48 AM - 1:18 PM
Minor Periods
4:39 PM - 6:09 PM4:47 AM - 6:17 AM
Action Rating: 3 out of 5
Coastal Flood Statement issued October 19 at 2:51AM EDT until October 20 at 12:00PM EDT by NWS Upton NY
Effective: Sun October 19, 2025, 2:51 AM
Expires: Mon October 20, 2025, 9:30 AM
* WHAT...Up to 1/2 ft of inundation above ground level in the most vulnerable areas near the waterfront and shoreline. * WHERE...Southern Fairfield, Southern New Haven, Southern Middlesex and Southern New London Counties. * WHEN...Monday morning. * IMPACTS...Some water on low lying roads and property. * IMPACTS...Brief minor flooding of the most vulnerable locations near the waterfront and shoreline.
Do not drive through flooded roadways.
Coastal Flood Statement issued October 19 at 2:51AM EDT until October 20 at 11:00AM EDT by NWS Upton NY
Effective: Sun October 19, 2025, 2:51 AM
Expires: Mon October 20, 2025, 9:30 AM
* WHAT...Up to 1/2 ft of inundation above ground level in the most vulnerable areas near the waterfront and shoreline. * WHERE...Southwest Suffolk, Southeast Suffolk, Southern Queens and Southern Nassau Counties. * WHEN...Monday morning. * IMPACTS...Brief minor flooding of the most vulnerable locations near the waterfront and shoreline.
Do not drive through flooded roadways.
Weather Forecast
Average Temperature: 60.1°F
Average Humidity: 79%
Wind: 16.1 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 43.4 μg/m3
Sulphur Dioxide: 9.61 μg/m3
Ozone: 47.84 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:07 PM
Daylight: 10 hrs 57 mins
Moon Transit: 11:18 AM
Moonset: 5:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.3%
Best Times for Fishing or Hunting
Major Periods
12:45 AM - 3:15 AM10:48 AM - 1:18 PM
Minor Periods
4:39 PM - 6:09 PM4:47 AM - 6:17 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 61°F
Average Humidity: 76%
Wind: 19 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 9.75 μg/m3
Sulphur Dioxide: 4.14 μg/m3
Ozone: 79.84 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:05 PM
Daylight: 10 hrs 54 mins
Moon Transit: 12:00 AM
Moonset: 5:29 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
1:25 AM - 3:55 AM11:30 AM - 2:00 PM
Minor Periods
4:59 PM - 6:29 PM5:50 AM - 7:20 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 56.7°F
Average Humidity: 68%
Wind: 12.3 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 13.19 μg/m3
Sulphur Dioxide: 4.98 μg/m3
Ozone: 57.8 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:04 PM
Daylight: 10 hrs 52 mins
Moon Transit: 12:40 AM
Moonset: 5:51 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
2:06 AM - 4:36 AM12:10 AM - 2:40 PM
Minor Periods
5:21 PM - 6:51 PM6:51 AM - 8:21 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 60.8°F
Average Humidity: 69%
Wind: 13.4 mph
UV Index: 0.7
Air Quality
Nitrogen Dioxide: 23.31 μg/m3
Sulphur Dioxide: 8.51 μg/m3
Ozone: 64.32 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:02 PM
Daylight: 10 hrs 49 mins
Moon Transit: 1:23 PM
Moonset: 6:16 PM
Moon Phase: New
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
2:48 AM - 5:18 AM12:53 AM - 3:23 PM
Minor Periods
5:46 PM - 7:16 PM7:55 AM - 9:25 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 49.6°F
Average Humidity: 67%
Wind: 14.1 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 24.72 μg/m3
Sulphur Dioxide: 8.89 μg/m3
Ozone: 34 μg/m3
Astronomical
Sun Transit: 12:37 AM
Sunset: 6:01 PM
Daylight: 10 hrs 46 mins
Moon Transit: 2:09 PM
Moonset: 6:45 PM
Moon Phase: New
Moon Illumination: 1.7%
Best Times for Fishing or Hunting
Major Periods
3:33 AM - 6:03 AM1:39 PM - 4:09 PM
Minor Periods
6:15 PM - 7:45 PM8:58 AM - 10:28 AM
Action Rating: 4 out of 5