Water Temperature of the Chicago River in Chicago, IL

Current Water Temperature

42.4°F

Measurement Time: Thursday, December 25, 2025, 7:00 AM CST

Temperature Locations

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Local Points of Interest

Chicago Park District

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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

40.9°F
Cloudy
Conditions: Cloudy
Humidity: 72%
Heat Index: 40.9°F
Feels Like: 35.6°F
Wind: NE 4.3 mph
Wind Gusts: 13 mph
Wind Chill: 35.6°F
Air Pressure: 1021.19 millibars
Dew Point: 35.6°F
Chance of Precipitation: 10%
Precipitation: 0 in
Cloud Cover: 100%
Visibility: 10 mi
UV Index: 0

Five Day Weather Forecast

Patchy rain nearby
Thu
H: 41°F
L: 36°F
Overcast
Fri
H: 39°F
L: 35°F
Overcast
Sat
H: 38°F
L: 35°F
Patchy rain nearby
Sun
H: 47°F
L: 23°F
Overcast
Mon
H: 23°F
L: 17°F

Air Quality

AQI: 1 - Good
PM2.5: 11.05 μg/m3
PM10: 11.25 μg/m3
Carbon Monoxide: 230.85 μg/m3
Nitrogen Dioxide: 29.95 μg/m3
Sulphur Dioxide: 3.45 μg/m3
Ozone: 27 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 11:51 AM
Sunset: 4:26 PM
Daylight: 9 hrs 9 mins
Moonrise: 10:46 AM
Moon Transit: 4:23 PM
Moonset: 10:12 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%

Best Times for Fishing or Hunting

Major Periods

3:50 AM - 6:20 AM
3:53 PM - 6:23 PM

Minor Periods

9:42 PM - 11:12 PM
10:16 AM - 11:46 AM

Action Rating: 2 out of 5

Thursday, December 25, 2025

Weather Forecast

Conditions: Patchy rain nearby
Average Temperature: 39.4°F
Average Humidity: 94%
Chance of Rain: 88%
Wind: 14.8 mph
UV Index: 0.3

Air Quality

AQI: 2 - Moderate
PM2.5: 18 μg/m3
PM10: 18.04 μg/m3
Carbon Monoxide: 308.41 μg/m3
Nitrogen Dioxide: 29.42 μg/m3
Sulphur Dioxide: 6.28 μg/m3
Ozone: 23.12 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 11:51 AM
Sunset: 4:26 PM
Daylight: 9 hrs 9 mins
Moonrise: 10:46 AM
Moon Transit: 4:23 PM
Moonset: 10:12 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%

Best Times for Fishing or Hunting

Major Periods

3:50 AM - 6:20 AM
3:53 PM - 6:23 PM

Minor Periods

9:42 PM - 11:12 PM
10:16 AM - 11:46 AM

Action Rating: 2 out of 5

Friday, December 26, 2025

Weather Forecast

Conditions: Overcast
Average Temperature: 36.6°F
Average Humidity: 94%
Chance of Rain: 0%
Wind: 14.5 mph
UV Index: 0.1

Air Quality

AQI: 1 - Good
PM2.5: 12.19 μg/m3
PM10: 12.24 μg/m3
Carbon Monoxide: 320.05 μg/m3
Nitrogen Dioxide: 26.82 μg/m3
Sulphur Dioxide: 6.57 μg/m3
Ozone: 18.48 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 11:51 AM
Sunset: 4:26 PM
Daylight: 9 hrs 9 mins
Moonrise: 11:06 AM
Moon Transit: 12:00 AM
Moonset: 11:21 PM
Moon Phase: First Quarter
Moon Illumination: 40.5%

Best Times for Fishing or Hunting

Major Periods

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

Minor Periods

12:00 AM - 12:00 AM
10:36 AM - 12:06 AM

Action Rating: 2 out of 5

Saturday, December 27, 2025

Weather Forecast

Conditions: Overcast
Average Temperature: 37.5°F
Average Humidity: 95%
Chance of Rain: 0%
Wind: 10.1 mph
UV Index: 0.2

Air Quality

AQI: 1 - Good
PM2.5: 15.29 μg/m3
PM10: 15.39 μg/m3
Carbon Monoxide: 331.73 μg/m3
Nitrogen Dioxide: 30.05 μg/m3
Sulphur Dioxide: 8.43 μg/m3
Ozone: 6.24 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 11:52 AM
Sunset: 4:27 PM
Daylight: 9 hrs 10 mins
Moonrise: 11:27 AM
Moon Transit: 3:23 AM
Moonset: 12:21 AM
Moon Phase: First Quarter
Moon Illumination: 51.8%

Best Times for Fishing or Hunting

Major Periods

2:53 AM - 5:23 AM
2:53 AM - 5:23 AM

Minor Periods

10:57 AM - 12:27 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Sunday, December 28, 2025

Weather Forecast

Conditions: Patchy rain nearby
Average Temperature: 41°F
Average Humidity: 85%
Chance of Rain: 89%
Wind: 22.1 mph
UV Index: 0.1

Air Quality

AQI: 1 - Good
PM2.5: 14.96 μg/m3
PM10: 14.99 μg/m3
Carbon Monoxide: 308.92 μg/m3
Nitrogen Dioxide: 30.57 μg/m3
Sulphur Dioxide: 7.05 μg/m3
Ozone: 11.04 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 11:52 AM
Sunset: 4:28 PM
Daylight: 9 hrs 10 mins
Moonrise: 11:50 AM
Moon Transit: 6:41 PM
Moonset: 12:32 AM
Moon Phase: First Quarter
Moon Illumination: 63.0%

Best Times for Fishing or Hunting

Major Periods

6:05 AM - 8:35 AM
6:11 PM - 8:41 PM

Minor Periods

11:20 AM - 12:50 AM
12:02 AM - 1:32 AM

Action Rating: 2 out of 5

Monday, December 29, 2025

Weather Forecast

Conditions: Overcast
Average Temperature: 20.9°F
Average Humidity: 56%
Chance of Rain: 0%
Wind: 21.7 mph
UV Index: 0

Air Quality

AQI: 1 - Good
PM2.5: 3.19 μg/m3
PM10: 3.22 μg/m3
Carbon Monoxide: 225.22 μg/m3
Nitrogen Dioxide: 13.23 μg/m3
Sulphur Dioxide: 2.6 μg/m3
Ozone: 32.69 μg/m3

Astronomical

Sunrise: 7:18 AM
Sun Transit: 11:53 AM
Sunset: 4:28 PM
Daylight: 9 hrs 11 mins
Moonrise: 12:17 AM
Moon Transit: 7:33 PM
Moonset: 1:46 AM
Moon Phase: First Quarter
Moon Illumination: 73.5%

Best Times for Fishing or Hunting

Major Periods

6:55 AM - 9:25 AM
7:03 PM - 9:33 PM

Minor Periods

11:47 AM - 1:17 PM
1:16 AM - 2:46 AM

Action Rating: 3 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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