Water Temperature of the Illinois River in Utica, IL

Current Water Temperature

35.7°F

Measurement Time: Tuesday, December 2, 2025, 9:00 AM CST

Temperature Locations

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Local Points of Interest

Plum Island; Leopold Island; Starved Rock Pool; Oglesby, IL; Ottawa, IL

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Illinois River

Station Name: Utica-Starved Rock L&D 6
Data Source: USGS

Elevation Above Sea Level: 459 feet / 140 meters

Nearest Address:
927 N 27th Rd
Utica, IL 61350
La Salle County

GPS Coordinates: 41.3242, -88.9858

Nearby Water Temperatures

Illinois River, Marseilles, IL (14.1 mi)
Illinois River, Seneca, IL (19.4 mi)
Illinois River, Seneca, IL (19.4 mi)
Illinois River, Henry, IL (24.4 mi)
Hanson Gravel Pit, Morris, IL (26.9 mi)
Kankakee River, Morris, IL (37.8 mi)
Des Plaines River, Channahon, IL (40.5 mi)
Kankakee River, Wilmington, IL (41.5 mi)
Kankakee River, Custer Park, IL (44.9 mi)
Des Plaines River, Rockdale, IL (47.1 mi)
Des Plaines River, Joliet, IL (49.0 mi)
Des Plaines River, Lockport, IL (50.0 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (52.7 mi)
Rock River, Byron, IL (56.9 mi)
Illinois River, Peoria, IL (58.2 mi)

Weather for Utica, Illinois

Current Weather

23.4°F
Overcast
Conditions: Overcast
Humidity: 85%
Feels Like: 17.7°F
Wind: SSW 4.3 mph
Wind Gusts: 8.9 mph
Pressure: 30.02 in
Precipitation: 0 in
Cloud Cover: 100%
Visibility: 9 mi
UV Index: 0

Five Day Weather Forecast

Light freezing rain
Tue
H: 25°F
L: 17°F
Overcast
Wed
H: 34°F
L: 22°F
Sunny
Thu
H: 20°F
L: -6°F
Partly Cloudy
Fri
H: 26°F
L: -6°F
Freezing fog
Sat
H: 32°F
L: 10°F

Air Quality

AQI: 2 - Moderate
PM2.5: 5.55 μg/m3
PM10: 5.65 μg/m3
Carbon Monoxide: 178.85 μg/m3
Nitrogen Dioxide: 10.05 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 65 μg/m3

Astronomical

Sunrise: 7:04 AM
Sun Transit: 11:45 AM
Sunset: 4:27 PM
Daylight: 9 hrs 24 mins
Moonrise: 2:26 PM
Moon Transit: 9:53 PM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.7%

Best Times for Fishing or Hunting

Major Periods

9:03 AM - 11:33 AM
9:23 PM - 11:53 PM

Minor Periods

1:56 PM - 3:26 PM
3:43 AM - 5:13 AM

Action Rating: 2 out of 5

Tuesday, December 2, 2025

Weather Forecast

Conditions: Light freezing rain
Average Temperature: 21.4°F
Average Humidity: 91%
Chance of Rain: 73%
Wind: 8.1 mph
UV Index: 0.4

Air Quality

AQI: 1 - Good
PM2.5: 6.23 μg/m3
PM10: 6.27 μg/m3
Carbon Monoxide: 196.49 μg/m3
Nitrogen Dioxide: 10.69 μg/m3
Sulphur Dioxide: 1.65 μg/m3
Ozone: 62.32 μg/m3

Astronomical

Sunrise: 7:04 AM
Sun Transit: 11:45 AM
Sunset: 4:27 PM
Daylight: 9 hrs 24 mins
Moonrise: 2:26 PM
Moon Transit: 9:53 PM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.7%

Best Times for Fishing or Hunting

Major Periods

9:03 AM - 11:33 AM
9:23 PM - 11:53 PM

Minor Periods

1:56 PM - 3:26 PM
3:43 AM - 5:13 AM

Action Rating: 2 out of 5

Wednesday, December 3, 2025

Weather Forecast

Conditions: Overcast
Average Temperature: 27°F
Average Humidity: 91%
Chance of Rain: 0%
Wind: 13.6 mph
UV Index: 0.2

Air Quality

AQI: 1 - Good
PM2.5: 8.66 μg/m3
PM10: 8.83 μg/m3
Carbon Monoxide: 185.61 μg/m3
Nitrogen Dioxide: 9.79 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 63.08 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 11:45 AM
Sunset: 4:27 PM
Daylight: 9 hrs 22 mins
Moonrise: 3:04 PM
Moon Transit: 10:55 PM
Moonset: 5:35 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.1%

Best Times for Fishing or Hunting

Major Periods

10:02 AM - 12:32 AM
12:00 AM - 12:00 AM

Minor Periods

2:34 PM - 4:04 PM
5:05 AM - 6:35 AM

Action Rating: 4 out of 5

Thursday, December 4, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 12.9°F
Average Humidity: 82%
Chance of Rain: 0%
Wind: 10.7 mph
UV Index: 0.3

Air Quality

AQI: 1 - Good
PM2.5: 4.57 μg/m3
PM10: 4.79 μg/m3
Carbon Monoxide: 195.05 μg/m3
Nitrogen Dioxide: 7.78 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 68.36 μg/m3

Astronomical

Sunrise: 7:06 AM
Sun Transit: 11:46 AM
Sunset: 4:27 PM
Daylight: 9 hrs 21 mins
Moonrise: 3:53 PM
Moon Transit: 12:00 AM
Moonset: 6:58 AM
Moon Phase: Full
Moon Illumination: 99.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:06 AM - 1:36 PM

Minor Periods

3:23 PM - 4:53 PM
6:28 AM - 7:58 AM

Action Rating: 4 out of 5

Friday, December 5, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 12.3°F
Average Humidity: 91%
Chance of Rain: 0%
Wind: 12.3 mph
UV Index: 0.4

Air Quality

AQI: 1 - Good
PM2.5: 11.8 μg/m3
PM10: 12.18 μg/m3
Carbon Monoxide: 239.87 μg/m3
Nitrogen Dioxide: 19.32 μg/m3
Sulphur Dioxide: 2.85 μg/m3
Ozone: 55.64 μg/m3

Astronomical

Sunrise: 7:07 AM
Sun Transit: 11:46 AM
Sunset: 4:27 PM
Daylight: 9 hrs 20 mins
Moonrise: 4:55 PM
Moon Transit: 12:01 AM
Moonset: 8:15 AM
Moon Phase: Full
Moon Illumination: 99.2%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:14 AM - 2:44 PM

Minor Periods

4:25 PM - 5:55 PM
7:45 AM - 9:15 AM

Action Rating: 4 out of 5

Saturday, December 6, 2025

Weather Forecast

Conditions: Freezing fog
Average Temperature: 23.2°F
Average Humidity: 97%
Chance of Rain: 57%
Wind: 11.9 mph
UV Index: 0

Air Quality

AQI: 2 - Moderate
PM2.5: 18.87 μg/m3
PM10: 19.3 μg/m3
Carbon Monoxide: 259.04 μg/m3
Nitrogen Dioxide: 17.39 μg/m3
Sulphur Dioxide: 2.32 μg/m3
Ozone: 51.31 μg/m3

Astronomical

Sunrise: 7:08 AM
Sun Transit: 11:47 AM
Sunset: 4:27 PM
Daylight: 9 hrs 19 mins
Moonrise: 6:08 PM
Moon Transit: 1:09 AM
Moonset: 9:20 AM
Moon Phase: Full
Moon Illumination: 96.0%

Best Times for Fishing or Hunting

Major Periods

12:39 AM - 3:09 AM
1:20 PM - 3:50 PM

Minor Periods

5:38 PM - 7:08 PM
8:50 AM - 10:20 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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