Water Temperature of the Connecticut River in Middletown, CT

Current Water Temperature

73.0°F

Measurement Time: Friday, September 18, 2026, 7:15 PM EDT

Temperature Locations

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Local Points of Interest

East Hampton, CT

Connecticut River

Station Name: CONNECTICUT RIVER AT MIDDLE HADDAM, CT
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 26 feet

Nearest Address:
1 River Rd
Middletown, CT 06424
Middlesex County

GPS Coordinates: 41.5417656, -72.5531454

Nearby Water Temperatures

Eightmile River, East Haddam, CT (13.3 mi)
East Branch Eightmile River, Lyme, CT (13.8 mi)
Quinnipiac River, Wallingford, CT (16.2 mi)
North Branch Park River, Hartford, CT (18.6 mi)
Connecticut River, Old Lyme, CT (19.1 mi)
Yantic River, Norwich, CT (22.4 mi)
New Haven Harbor, New Haven, CT (25.6 mi)
Thames River, New London, CT (26.4 mi)
Naugatuck River, Beacon Falls, CT (27.2 mi)
Thames River, Groton, CT (27.8 mi)
Natchaug River, Chaplin, CT (29.9 mi)
Orient Harbor, Orient, NY (30.8 mi)
Connecticut River, Suffield, CT (30.9 mi)
Mystic River, Old Mystic, CT (32.6 mi)
Mystic River, Mystic, CT (32.8 mi)

Weather for Middletown, Connecticut

Current Weather

61°F
Partly Cloudy
Partly Cloudy
75%
N 5 mph
53°F

Weather Forecast

Partly Cloudy
Tonight
50°F - Partly Cloudy
Mostly Sunny
Saturday
69°F - Mostly Sunny
Mostly Cloudy
Saturday Night
52°F - Mostly Cloudy
Showers And Thunderstorms
Sunday
66°F - Showers And Thunderstorms
Showers And Thunderstorms
Sunday Night
55°F - Showers And Thunderstorms
Chance Rain Showers
Monday
66°F - Chance Rain Showers
Slight Chance Rain Showers then Mostly Cloudy
Monday Night
50°F - Slight Chance Rain Showers then Mostly Cloudy
Slight Chance Rain Showers
Tuesday
63°F - Slight Chance Rain Showers
Mostly Cloudy
Tuesday Night
48°F - Mostly Cloudy
Partly Sunny then Slight Chance Rain Showers
Wednesday
63°F - Partly Sunny then Slight Chance Rain Showers
Slight Chance Rain Showers
Wednesday Night
48°F - Slight Chance Rain Showers
Chance Rain Showers
Thursday
62°F - Chance Rain Showers
Chance Rain Showers
Thursday Night
49°F - Chance Rain Showers
Chance Rain Showers
Friday
65°F - Chance Rain Showers

Astronomical

Sunrise: 6:34 AM
Sun Transit: 12:44 AM
Sunset: 6:54 PM
Daylight: 12 hrs 20 mins
Moonrise: 2:30 PM
Moon Transit: 6:44 PM
Moonset: 11:00 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:13 AM - 10:43 AM
6:14 PM - 8:44 PM

Minor Periods

12:00 AM - 12:00 AM
2:00 PM - 3:30 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: 6:34 AM
Sun Transit: 12:44 AM
Sunset: 6:54 PM
Daylight: 12 hrs 20 mins
Moonrise: 2:30 PM
Moon Transit: 6:44 PM
Moonset: 11:00 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:13 AM - 10:43 AM
6:14 PM - 8:44 PM

Minor Periods

12:00 AM - 12:00 AM
2:00 PM - 3:30 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: 6:35 AM
Sun Transit: 12:43 AM
Sunset: 6:53 PM
Daylight: 12 hrs 18 mins
Moonrise: 3:17 PM
Moon Transit: 7:36 PM
Moonset: 12:00 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:05 AM - 11:35 AM
7:06 PM - 9:36 PM

Minor Periods

2:47 PM - 4:17 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: 6:35 AM
Sun Transit: 12:43 AM
Sunset: 6:53 PM
Daylight: 12 hrs 18 mins
Moonrise: 3:17 PM
Moon Transit: 7:36 PM
Moonset: 12:00 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:05 AM - 11:35 AM
7:06 PM - 9:36 PM

Minor Periods

2:47 PM - 4:17 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: 6:36 AM
Sun Transit: 12:43 AM
Sunset: 6:51 PM
Daylight: 12 hrs 15 mins
Moonrise: 3:58 PM
Moon Transit: 8:26 PM
Moonset: 12:58 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:55 AM - 12:25 AM
7:56 PM - 10:26 PM

Minor Periods

3:28 PM - 4:58 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: 6:36 AM
Sun Transit: 12:43 AM
Sunset: 6:51 PM
Daylight: 12 hrs 15 mins
Moonrise: 3:58 PM
Moon Transit: 8:26 PM
Moonset: 12:58 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:55 AM - 12:25 AM
7:56 PM - 10:26 PM

Minor Periods

3:28 PM - 4:58 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: 6:37 AM
Sun Transit: 12:43 AM
Sunset: 6:49 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:31 PM
Moon Transit: 9:14 PM
Moonset: 1:00 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:44 AM - 1:14 PM
8:44 PM - 11:14 PM

Minor Periods

4:01 PM - 5:31 PM
12:30 AM - 2:00 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: 6:37 AM
Sun Transit: 12:43 AM
Sunset: 6:49 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:31 PM
Moon Transit: 9:14 PM
Moonset: 1:00 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:44 AM - 1:14 PM
8:44 PM - 11:14 PM

Minor Periods

4:01 PM - 5:31 PM
12:30 AM - 2:00 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: 6:38 AM
Sun Transit: 12:42 AM
Sunset: 6:48 PM
Daylight: 12 hrs 10 mins
Moonrise: 4:59 PM
Moon Transit: 10:00 PM
Moonset: 2:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

11:31 AM - 2:01 PM
9:30 PM - 12:00 PM

Minor Periods

4:29 PM - 5:59 PM
1:35 AM - 3:05 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: 6:38 AM
Sun Transit: 12:42 AM
Sunset: 6:48 PM
Daylight: 12 hrs 10 mins
Moonrise: 4:59 PM
Moon Transit: 10:00 PM
Moonset: 2:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

11:31 AM - 2:01 PM
9:30 PM - 12:00 PM

Minor Periods

4:29 PM - 5:59 PM
1:35 AM - 3:05 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: 6:39 AM
Sun Transit: 12:42 AM
Sunset: 6:46 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:23 PM
Moon Transit: 10:45 PM
Moonset: 3:11 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

12:16 AM - 2:46 PM
12:00 AM - 12:00 AM

Minor Periods

4:53 PM - 6:23 PM
2:41 AM - 4:11 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: 12:42 AM
Sunset: 6:46 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:23 PM
Moon Transit: 10:45 PM
Moonset: 3:11 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

12:16 AM - 2:46 PM
12:00 AM - 12:00 AM

Minor Periods

4:53 PM - 6:23 PM
2:41 AM - 4:11 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: 6:40 AM
Sun Transit: 12:42 AM
Sunset: 6:44 PM
Daylight: 12 hrs 4 mins
Moonrise: 5:45 PM
Moon Transit: 11:29 PM
Moonset: 4:18 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

1:01 PM - 3:31 PM
12:00 AM - 12:00 AM

Minor Periods

5:15 PM - 6:45 PM
3:48 AM - 5:18 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: 6:40 AM
Sun Transit: 12:42 AM
Sunset: 6:44 PM
Daylight: 12 hrs 4 mins
Moonrise: 5:45 PM
Moon Transit: 11:29 PM
Moonset: 4:18 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

1:01 PM - 3:31 PM
12:00 AM - 12:00 AM

Minor Periods

5:15 PM - 6:45 PM
3:48 AM - 5:18 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: 6:41 AM
Sun Transit: 12:41 AM
Sunset: 6:42 PM
Daylight: 12 hrs 1 mins
Moonrise: 6:06 PM
Moon Transit: 12:00 AM
Moonset: 5:24 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

5:36 PM - 7:06 PM
4:54 AM - 6:24 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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