Water Temperature of the Illinois River in Seneca, IL

Current Water Temperature

32.0°F

Measurement Time: Friday, January 23, 2026, 8:45 AM CST

Temperature Locations

View Nearby Locations     View All Illinois Locations     View Locations Near Me

Illinois River

Station Name: Seneca
Data Source: USGS

Elevation Above Sea Level: 499 feet

Nearest Address:
Harbor Lane
Seneca, IL 61360
La Salle County

GPS Coordinates: 41.2997, -88.6142

Nearby Water Temperatures

Illinois River, Seneca, IL (0 mi)
Illinois River, Marseilles, IL (5.5 mi)
Hanson Gravel Pit, Morris, IL (8 mi)
Kankakee River, Morris, IL (19.3 mi)
Illinois River, Utica, IL (19.4 mi)
Des Plaines River, Channahon, IL (22.2 mi)
Kankakee River, Wilmington, IL (22.4 mi)
Kankakee River, Custer Park, IL (25.5 mi)
Des Plaines River, Rockdale, IL (29.7 mi)
Des Plaines River, Joliet, IL (32 mi)
Des Plaines River, Lockport, IL (33.4 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (37.2 mi)
Illinois River, Henry, IL (40.8 mi)
Cal-Sag Channel, Blue Island, IL (54.6 mi)
Plum Creek, Dyer, IN (59 mi)

Weather for Seneca, Illinois

Current Weather

47.5°F
Overcast
Overcast
42°F
50.7°F
49%
S 12.8 mph
16.7 mph
45.2°F
25.4°F
0 in
100%
9 mi
1024 mbar
1.2

Five Day Weather Forecast

Sunny
Sun
H: 74°F
L: 39°F
Overcast
Mon
H: 73°F
L: 50°F
Thundery outbreaks in nearby
Tue
H: 73°F
L: 53°F
Patchy rain nearby
Wed
H: 51°F
L: 39°F
Heavy rain
Thu
H: 42°F
L: 35°F

Air Quality

AQI: 1 - Good
PM2.5: 5.15 μg/m3
PM10: 5.45 μg/m3
Carbon Monoxide: 186.85 μg/m3
Nitrogen Dioxide: 2.45 μg/m3
Sulphur Dioxide: 3.25 μg/m3
Ozone: 111 μg/m3

Astronomical

Sunrise: 6:43 AM
Sun Transit: 12:00 AM
Sunset: 7:16 PM
Daylight: 12 hrs 34 mins
Moonrise: 3:56 PM
Moon Transit: 10:50 PM
Moonset: 5:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%

Best Times for Fishing or Hunting

Major Periods

10:08 AM - 12:38 AM
12:00 AM - 12:00 AM

Minor Periods

3:26 PM - 4:56 PM
4:39 AM - 6:09 AM

Action Rating: 2 out of 5

Sunday, March 29, 2026

Weather Forecast

Sunny
74.1°F
38.8°F
55.6°F
36%
0 in
0%
0%
16.3 mph
1.3


Air Quality

AQI: 1 - Good
PM2.5: 9.09 μg/m3
PM10: 9.28 μg/m3
Carbon Monoxide: 189.29 μg/m3
Nitrogen Dioxide: 4.19 μg/m3
Sulphur Dioxide: 4.59 μg/m3
Ozone: 89.68 μg/m3

Astronomical

Sunrise: 6:43 AM
Sun Transit: 12:00 AM
Sunset: 7:16 PM
Daylight: 12 hrs 34 mins
Moonrise: 3:56 PM
Moon Transit: 10:50 PM
Moonset: 5:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%

Best Times for Fishing or Hunting

Major Periods

10:08 AM - 12:38 AM
12:00 AM - 12:00 AM

Minor Periods

3:26 PM - 4:56 PM
4:39 AM - 6:09 AM

Action Rating: 2 out of 5

Monday, March 30, 2026

Weather Forecast

Overcast
73.2°F
49.8°F
60.4°F
73%
0 in
0%
0%
15.4 mph
1.4


Air Quality

AQI: 1 - Good
PM2.5: 6.93 μg/m3
PM10: 7.05 μg/m3
Carbon Monoxide: 177.17 μg/m3
Nitrogen Dioxide: 4.91 μg/m3
Sulphur Dioxide: 2.78 μg/m3
Ozone: 95.44 μg/m3

Astronomical

Sunrise: 6:41 AM
Sun Transit: 12:00 AM
Sunset: 7:17 PM
Daylight: 12 hrs 36 mins
Moonrise: 5:04 PM
Moon Transit: 11:34 PM
Moonset: 5:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.0%

Best Times for Fishing or Hunting

Major Periods

10:54 AM - 1:24 PM
12:00 AM - 12:00 AM

Minor Periods

4:34 PM - 6:04 PM
5:02 AM - 6:32 AM

Action Rating: 3 out of 5

Tuesday, March 31, 2026

Weather Forecast

Thundery outbreaks in nearby
73.4°F
53.4°F
65.1°F
81%
0 in
0%
0%
24.2 mph
1.2


Air Quality

AQI: 1 - Good
PM2.5: 7.79 μg/m3
PM10: 8.16 μg/m3
Carbon Monoxide: 163.41 μg/m3
Nitrogen Dioxide: 3.84 μg/m3
Sulphur Dioxide: 2.3 μg/m3
Ozone: 100.04 μg/m3

Astronomical

Sunrise: 6:39 AM
Sun Transit: 12:00 AM
Sunset: 7:18 PM
Daylight: 12 hrs 39 mins
Moonrise: 6:11 PM
Moon Transit: 12:00 AM
Moonset: 5:53 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:37 AM - 2:07 PM

Minor Periods

5:41 PM - 7:11 PM
5:23 AM - 6:53 AM

Action Rating: 4 out of 5

Wednesday, April 1, 2026

Weather Forecast

Patchy rain nearby
50.9°F
38.8°F
44.4°F
74%
0.16 in
83%
0%
19.7 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 3.84 μg/m3
PM10: 4.12 μg/m3
Carbon Monoxide: 174.24 μg/m3
Nitrogen Dioxide: 3.92 μg/m3
Sulphur Dioxide: 1.94 μg/m3
Ozone: 86.16 μg/m3

Astronomical

Sunrise: 6:38 AM
Sun Transit: 12:00 AM
Sunset: 7:20 PM
Daylight: 12 hrs 42 mins
Moonrise: 7:16 PM
Moon Transit: 12:17 AM
Moonset: 6:14 AM
Moon Phase: Full
Moon Illumination: 99.8%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:20 AM - 2:50 PM

Minor Periods

6:46 PM - 8:16 PM
5:44 AM - 7:14 AM

Action Rating: 3 out of 5

Thursday, April 2, 2026

Weather Forecast

Heavy rain
41.7°F
34.7°F
38.6°F
92%
1.48 in
67%
0%
18.3 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 4.07 μg/m3
PM10: 4.09 μg/m3
Carbon Monoxide: 189.6 μg/m3
Nitrogen Dioxide: 8.96 μg/m3
Sulphur Dioxide: 3.73 μg/m3
Ozone: 69.54 μg/m3

Astronomical

Sunrise: 6:36 AM
Sun Transit: 12:00 AM
Sunset: 7:21 PM
Daylight: 12 hrs 45 mins
Moonrise: 8:21 PM
Moon Transit: 1:00 AM
Moonset: 6:34 AM
Moon Phase: Full
Moon Illumination: 99.5%

Best Times for Fishing or Hunting

Major Periods

12:30 AM - 3:00 AM
1:02 PM - 3:32 PM

Minor Periods

7:51 PM - 9:21 PM
6:04 AM - 7:34 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.

Webcams Near Seneca, IL

Sponsored Content