Water Temperature of the Chicago River in Chicago, IL

Current Water Temperature

81.5°F

Measurement Time: Thursday, July 16, 2026, 1:30 PM CDT

Temperature Locations

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Local Points of Interest

Chicago Park District

Chicago River

Station Name: CHICAGO S & S CANAL AT WESTERN AVE AT CHICAGO, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 591 feet

Nearest Address:
3101 S Western Ave
Chicago, IL 60608
Cook County

GPS Coordinates: 41.8375, -87.6852778

Nearby Water Temperatures

Lake Michigan, Chicago, IL (7.3 mi)
Cal-Sag Channel, Blue Island, IL (12.8 mi)
Grand Calumet River, Chicago, IL (14.4 mi)
Indiana Harbor Canal, East Chicago, IN (17.1 mi)
Grand Calumet River, Hammond, IN (17.9 mi)
Lake Michigan, Wilmette, IL (20.6 mi)
Hart Ditch, Munster, IN (21.8 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (23.6 mi)
Little Calumet River, Gary, IN (24 mi)
Plum Creek, Dyer, IN (24.5 mi)
Deep River, Lake Station, IN (27.4 mi)
Des Plaines River, Lockport, IL (27.4 mi)
Des Plaines River, Joliet, IL (29.2 mi)
Des Plaines River, Rockdale, IL (31.9 mi)
Lake Michigan, Waukegan, IL (37.1 mi)

Weather for Chicago, Illinois

Current Weather

84.9°F
Overcast
Overcast
93.7°F
84.8°F
40%
NE 6.5 mph
9.5 mph
80.4°F
71°F
0 in
60%
0 mi
1017 mbar
0

Five Day Weather Forecast

Sunny
Thu
H: 90°F
L: 75°F
Sunny
Fri
H: 88°F
L: 74°F
Sunny
Sat
H: 92°F
L: 75°F
Sunny
Sun
H: 81°F
L: 72°F
Sunny
Mon
H: 86°F
L: 68°F

Air Quality

AQI: 2 - Moderate
PM2.5: 15.5 μg/m3
PM10: 16.3 μg/m3
Carbon Monoxide: 150 μg/m3
Nitrogen Dioxide: 14.8 μg/m3
Sulphur Dioxide: 1.4 μg/m3
Ozone: 109 μg/m3

Astronomical

Sunrise: 5:30 AM
Sun Transit: 12:56 AM
Sunset: 8:24 PM
Daylight: 14 hrs 54 mins
Moonrise: 8:05 AM
Moon Transit: 3:11 PM
Moonset: 10:04 PM
Moon Phase: New
Moon Illumination: 2.4%

Best Times for Fishing or Hunting

Major Periods

2:35 AM - 5:05 AM
2:41 PM - 5:11 PM

Minor Periods

9:34 PM - 11:04 PM
7:35 AM - 9:05 AM

Action Rating: 4 out of 5

Thursday, July 16, 2026

Weather Forecast

Sunny
90.3°F
74.7°F
80.5°F
79%
0 in
9%
0%
10.7 mph
8.3


Air Quality

AQI: 2 - Moderate
PM2.5: 19.24 μg/m3
PM10: 19.68 μg/m3
Carbon Monoxide: 159.29 μg/m3
Nitrogen Dioxide: 13.61 μg/m3
Sulphur Dioxide: 2.3 μg/m3
Ozone: 116.54 μg/m3

Astronomical

Sunrise: 5:30 AM
Sun Transit: 12:56 AM
Sunset: 8:24 PM
Daylight: 14 hrs 54 mins
Moonrise: 8:05 AM
Moon Transit: 3:11 PM
Moonset: 10:04 PM
Moon Phase: New
Moon Illumination: 2.4%

Best Times for Fishing or Hunting

Major Periods

2:35 AM - 5:05 AM
2:41 PM - 5:11 PM

Minor Periods

9:34 PM - 11:04 PM
7:35 AM - 9:05 AM

Action Rating: 4 out of 5

Friday, July 17, 2026

Weather Forecast

Sunny
88.1°F
73.7°F
80.5°F
70%
0.07 in
57%
0%
6.7 mph
8


Air Quality

AQI: 1 - Good
PM2.5: 12.14 μg/m3
PM10: 12.74 μg/m3
Carbon Monoxide: 155.63 μg/m3
Nitrogen Dioxide: 13.97 μg/m3
Sulphur Dioxide: 2.5 μg/m3
Ozone: 104.88 μg/m3

Astronomical

Sunrise: 5:31 AM
Sun Transit: 12:56 AM
Sunset: 8:23 PM
Daylight: 14 hrs 52 mins
Moonrise: 9:20 AM
Moon Transit: 4:00 PM
Moonset: 10:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.0%

Best Times for Fishing or Hunting

Major Periods

3:25 AM - 5:55 AM
3:30 PM - 6:00 PM

Minor Periods

9:57 PM - 11:27 PM
8:50 AM - 10:20 AM

Action Rating: 3 out of 5

Saturday, July 18, 2026

Weather Forecast

Sunny
92.2°F
75.2°F
82.2°F
68%
0 in
7%
0%
16.6 mph
9.1


Air Quality

AQI: 1 - Good
PM2.5: 8.65 μg/m3
PM10: 8.89 μg/m3
Carbon Monoxide: 157.38 μg/m3
Nitrogen Dioxide: 9 μg/m3
Sulphur Dioxide: 1.6 μg/m3
Ozone: 110.33 μg/m3

Astronomical

Sunrise: 5:31 AM
Sun Transit: 12:57 AM
Sunset: 8:22 PM
Daylight: 14 hrs 51 mins
Moonrise: 10:31 AM
Moon Transit: 4:45 PM
Moonset: 10:49 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.9%

Best Times for Fishing or Hunting

Major Periods

4:12 AM - 6:42 AM
4:15 PM - 6:45 PM

Minor Periods

10:19 PM - 11:49 PM
10:01 AM - 11:31 AM

Action Rating: 2 out of 5

Sunday, July 19, 2026

Weather Forecast

Sunny
80.7°F
71.5°F
75.6°F
60%
0 in
4%
0%
11.2 mph
3


Air Quality

AQI: 2 - Moderate
PM2.5: 15.94 μg/m3
PM10: 16.06 μg/m3
Carbon Monoxide: 180.43 μg/m3
Nitrogen Dioxide: 5.17 μg/m3
Sulphur Dioxide: 1.43 μg/m3
Ozone: 118.13 μg/m3

Astronomical

Sunrise: 5:32 AM
Sun Transit: 12:57 AM
Sunset: 8:21 PM
Daylight: 14 hrs 49 mins
Moonrise: 11:39 AM
Moon Transit: 5:29 PM
Moonset: 11:09 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.6%

Best Times for Fishing or Hunting

Major Periods

4:56 AM - 7:26 AM
4:59 PM - 7:29 PM

Minor Periods

12:00 AM - 12:00 AM
11:09 AM - 12:39 AM

Action Rating: 2 out of 5

Monday, July 20, 2026

Weather Forecast

Sunny
86°F
68.1°F
77.5°F
65%
0.1 in
57%
0%
14.8 mph
6.1


Air Quality

AQI: 2 - Moderate
PM2.5: 22.69 μg/m3
PM10: 22.76 μg/m3
Carbon Monoxide: 328.13 μg/m3
Nitrogen Dioxide: 29.09 μg/m3
Sulphur Dioxide: 6.29 μg/m3
Ozone: 64.88 μg/m3

Astronomical

Sunrise: 5:33 AM
Sun Transit: 12:57 AM
Sunset: 8:21 PM
Daylight: 14 hrs 48 mins
Moonrise: 12:46 AM
Moon Transit: 6:12 PM
Moonset: 12:09 AM
Moon Phase: Waxing Crescent
Moon Illumination: 32.7%

Best Times for Fishing or Hunting

Major Periods

5:40 AM - 8:10 AM
5:42 PM - 8:12 PM

Minor Periods

12:16 AM - 1:46 PM
12:00 AM - 12:00 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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