Water Temperature of the Illinois River in La Grange, IL

Current Water Temperature

84.0°F

Measurement Time: Tuesday, September 15, 2026, 9:00 AM CDT

Temperature Locations

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Local Points of Interest

Versailles, IL; Beardstown, IL

Illinois River

Station Name: La Grange L&D 8
Data Source: USGS

Elevation Above Sea Level: 427 feet

Nearest Address:
Lock & Dam Road
La Grange, IL 62378
Cass County

GPS Coordinates: 39.9403, -90.5344

Nearby Water Temperatures

Illinois River, Florence, IL (21.6 mi)
Mason Tazewell Drainage Ditch, Topeka, IL (42.3 mi)
Mississippi River, Saverton, MO (43.4 mi)
Mississippi River, Clarksville, MO (43.9 mi)
Lick Creek, Springfield, IL (46.8 mi)
Mississippi River, Quincy, IL (47.4 mi)
Sugar Creek, Chatham, IL (50.4 mi)
Mississippi River, Canton, MO (53.8 mi)
Mississippi River, Keokuk, IA (54.3 mi)
Mississippi River, Cap Au Gris, MO (65.3 mi)
Illinois River, Peoria, IL (67.7 mi)
Mississippi River, Gladstone, IL (69.9 mi)
Mississippi River, Alton, IL (77 mi)
Missouri River, St Charles, MO (79.8 mi)
Mississippi River, New Boston, IL (90.8 mi)

Weather for La Grange, Illinois

Current Weather

70°F
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
100%
NE 5 mph
70°F

Weather Forecast

Chance Showers And Thunderstorms
Today
86°F - Chance Showers And Thunderstorms
Partly Cloudy
Tonight
70°F - Partly Cloudy
Slight Chance Showers And Thunderstorms then Mostly Sunny
Thursday
89°F - Slight Chance Showers And Thunderstorms then Mostly Sunny
Partly Cloudy then Slight Chance Showers And Thunderstorms
Thursday Night
68°F - Partly Cloudy then Slight Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms
Friday
89°F - Slight Chance Showers And Thunderstorms
Mostly Clear
Friday Night
70°F - Mostly Clear
Partly Sunny
Saturday
92°F - Partly Sunny
Chance Showers And Thunderstorms
Saturday Night
67°F - Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Sunday
82°F - Showers And Thunderstorms Likely
Chance Showers And Thunderstorms
Sunday Night
63°F - Chance Showers And Thunderstorms
Chance Rain Showers
Monday
78°F - Chance Rain Showers
Chance Showers And Thunderstorms
Monday Night
60°F - Chance Showers And Thunderstorms
Chance Rain Showers
Tuesday
76°F - Chance Rain Showers
Slight Chance Rain Showers
Tuesday Night
60°F - Slight Chance Rain Showers

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:56 AM
Sunset: 7:09 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:42 AM
Moon Transit: 5:17 PM
Moonset: 9:48 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
4:47 PM - 7:17 PM

Minor Periods

9:18 PM - 10:48 PM
12:12 AM - 1:42 PM

Action Rating: 4 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: 6:44 AM
Sun Transit: 12:56 AM
Sunset: 7:09 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:42 AM
Moon Transit: 5:17 PM
Moonset: 9:48 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
4:47 PM - 7:17 PM

Minor Periods

9:18 PM - 10:48 PM
12:12 AM - 1:42 PM

Action Rating: 4 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: 6:44 AM
Sun Transit: 12:56 AM
Sunset: 7:09 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:42 AM
Moon Transit: 5:17 PM
Moonset: 9:48 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

4:17 AM - 6:47 AM
4:47 PM - 7:17 PM

Minor Periods

9:18 PM - 10:48 PM
12:12 AM - 1:42 PM

Action Rating: 4 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: 6:45 AM
Sun Transit: 12:56 AM
Sunset: 7:07 PM
Daylight: 12 hrs 22 mins
Moonrise: 1:42 PM
Moon Transit: 6:07 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

5:07 AM - 7:37 AM
5:37 PM - 8:07 PM

Minor Periods

10:02 PM - 11:32 PM
1:12 PM - 2:42 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: 6:45 AM
Sun Transit: 12:56 AM
Sunset: 7:07 PM
Daylight: 12 hrs 22 mins
Moonrise: 1:42 PM
Moon Transit: 6:07 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

5:07 AM - 7:37 AM
5:37 PM - 8:07 PM

Minor Periods

10:02 PM - 11:32 PM
1:12 PM - 2:42 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: 6:46 AM
Sun Transit: 12:56 AM
Sunset: 7:06 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:38 PM
Moon Transit: 7:00 PM
Moonset: 11:22 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

5:59 AM - 8:29 AM
6:30 PM - 9:00 PM

Minor Periods

12:00 AM - 12:00 AM
2:08 PM - 3:38 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: 6:46 AM
Sun Transit: 12:56 AM
Sunset: 7:06 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:38 PM
Moon Transit: 7:00 PM
Moonset: 11:22 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

5:59 AM - 8:29 AM
6:30 PM - 9:00 PM

Minor Periods

12:00 AM - 12:00 AM
2:08 PM - 3:38 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: 6:47 AM
Sun Transit: 12:55 AM
Sunset: 7:04 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:25 PM
Moon Transit: 7:50 PM
Moonset: 12:22 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

6:50 AM - 9:20 AM
7:20 PM - 9:50 PM

Minor Periods

2:55 PM - 4:25 PM
12:00 AM - 12:00 AM

Action Rating: 4 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: 6:47 AM
Sun Transit: 12:55 AM
Sunset: 7:04 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:25 PM
Moon Transit: 7:50 PM
Moonset: 12:22 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

6:50 AM - 9:20 AM
7:20 PM - 9:50 PM

Minor Periods

2:55 PM - 4:25 PM
12:00 AM - 12:00 AM

Action Rating: 4 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: 6:48 AM
Sun Transit: 12:55 AM
Sunset: 7:02 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:05 PM
Moon Transit: 8:40 PM
Moonset: 12:19 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
8:10 PM - 10:40 PM

Minor Periods

3:35 PM - 5:05 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: 6:48 AM
Sun Transit: 12:55 AM
Sunset: 7:02 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:05 PM
Moon Transit: 8:40 PM
Moonset: 12:19 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
8:10 PM - 10:40 PM

Minor Periods

3:35 PM - 5:05 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: 6:49 AM
Sun Transit: 12:55 AM
Sunset: 7:01 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:40 PM
Moon Transit: 9:28 PM
Moonset: 1:20 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

8:30 AM - 11:00 AM
8:58 PM - 11:28 PM

Minor Periods

4:10 PM - 5:40 PM
12:50 AM - 2:20 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: 6:49 AM
Sun Transit: 12:55 AM
Sunset: 7:01 PM
Daylight: 12 hrs 12 mins
Moonrise: 4:40 PM
Moon Transit: 9:28 PM
Moonset: 1:20 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

8:30 AM - 11:00 AM
8:58 PM - 11:28 PM

Minor Periods

4:10 PM - 5:40 PM
12:50 AM - 2:20 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: 6:50 AM
Sun Transit: 12:54 AM
Sunset: 6:59 PM
Daylight: 12 hrs 9 mins
Moonrise: 5:08 PM
Moon Transit: 10:14 PM
Moonset: 2:25 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

9:17 AM - 11:47 AM
12:00 AM - 12:00 AM

Minor Periods

4:38 PM - 6:08 PM
1:55 AM - 3:25 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: 6:50 AM
Sun Transit: 12:54 AM
Sunset: 6:59 PM
Daylight: 12 hrs 9 mins
Moonrise: 5:08 PM
Moon Transit: 10:14 PM
Moonset: 2:25 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

9:17 AM - 11:47 AM
12:00 AM - 12:00 AM

Minor Periods

4:38 PM - 6:08 PM
1:55 AM - 3:25 AM

Action Rating: 2 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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