Water Temperature of the Illinois River in Florence, IL

Current Water Temperature

84.4°F

Measurement Time: Thursday, July 30, 2026, 6:30 PM CDT

Temperature Locations

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Local Points of Interest

Florence Bridge

Illinois River

Station Name: ILLINOIS RIVER AT FLORENCE, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 427 feet

Nearest Address:
State Rte 100
Florence, IL 62363
Pike County

GPS Coordinates: 39.63277778, -90.6077778

Nearby Water Temperatures

Illinois River, La Grange, IL (21.6 mi)
Mississippi River, Clarksville, MO (23.9 mi)
Mississippi River, Saverton, MO (34.1 mi)
Mississippi River, Cap Au Gris, MO (43.7 mi)
Mississippi River, Quincy, IL (47.4 mi)
Lick Creek, Springfield, IL (48.5 mi)
Sugar Creek, Chatham, IL (50.5 mi)
Mississippi River, Alton, IL (58.4 mi)
Missouri River, St Charles, MO (59 mi)
Mississippi River, Canton, MO (59.7 mi)
Mason Tazewell Drainage Ditch, Topeka, IL (60.4 mi)
Mississippi River, Keokuk, IA (66.4 mi)
Missouri River, Labadle, MO (74.8 mi)
Missouri River, Hermann, MO (77.8 mi)
Illinois River, Peoria, IL (86.4 mi)

Weather for Florence, Illinois

Current Weather

71.8°F
Clear
Clear
71.2°F
76.3°F
73%
SSE 8.5 mph
17.3 mph
71.8°F
62.5°F
0 in
0%
6 mi
1015 mbar
0

Five Day Weather Forecast

Sunny
Fri
H: 78°F
L: 69°F
Light rain shower
Sat
H: 72°F
L: 66°F
Patchy rain nearby
Sun
H: 76°F
L: 65°F
Partly Cloudy
Mon
H: 81°F
L: 60°F
Sunny
Tue
H: 83°F
L: 60°F

Air Quality

AQI: 1 - Good
PM2.5: 3.8 μg/m3
PM10: 3.9 μg/m3
Carbon Monoxide: 147 μg/m3
Nitrogen Dioxide: 9.8 μg/m3
Sulphur Dioxide: 1.3 μg/m3
Ozone: 56 μg/m3

Astronomical

Sunrise: 6:01 AM
Sun Transit: 1:08 PM
Sunset: 8:16 PM
Daylight: 14 hrs 15 mins
Moonrise: 9:27 PM
Moon Transit: 2:25 AM
Moonset: 7:56 AM
Moon Phase: Full
Moon Illumination: 92.0%

Best Times for Fishing or Hunting

Major Periods

1:55 AM - 4:25 AM
2:12 PM - 4:42 PM

Minor Periods

8:57 PM - 10:27 PM
7:26 AM - 8:56 AM

Action Rating: 3 out of 5

Friday, July 31, 2026

Weather Forecast

Sunny
77.9°F
69.3°F
73.1°F
81%
0.43 in
80%
0%
17.9 mph
7.5


Air Quality

AQI: 1 - Good
PM2.5: 5.99 μg/m3
PM10: 6.28 μg/m3
Carbon Monoxide: 147.46 μg/m3
Nitrogen Dioxide: 5.14 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 78.83 μg/m3

Astronomical

Sunrise: 6:01 AM
Sun Transit: 1:08 PM
Sunset: 8:16 PM
Daylight: 14 hrs 15 mins
Moonrise: 9:27 PM
Moon Transit: 2:25 AM
Moonset: 7:56 AM
Moon Phase: Full
Moon Illumination: 92.0%

Best Times for Fishing or Hunting

Major Periods

1:55 AM - 4:25 AM
2:12 PM - 4:42 PM

Minor Periods

8:57 PM - 10:27 PM
7:26 AM - 8:56 AM

Action Rating: 3 out of 5

Saturday, August 1, 2026

Weather Forecast

Light rain shower
72.1°F
65.5°F
67.9°F
97%
0.25 in
91%
0%
17.2 mph
3.8


Air Quality

AQI: 1 - Good
PM2.5: 0.98 μg/m3
PM10: 1.01 μg/m3
Carbon Monoxide: 132.96 μg/m3
Nitrogen Dioxide: 2.99 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 66.54 μg/m3

Astronomical

Sunrise: 6:02 AM
Sun Transit: 1:08 PM
Sunset: 8:15 PM
Daylight: 14 hrs 13 mins
Moonrise: 9:49 PM
Moon Transit: 3:08 AM
Moonset: 9:01 AM
Moon Phase: Waning Gibbous
Moon Illumination: 84.9%

Best Times for Fishing or Hunting

Major Periods

2:38 AM - 5:08 AM
2:55 PM - 5:25 PM

Minor Periods

9:19 PM - 10:49 PM
8:31 AM - 10:01 AM

Action Rating: 2 out of 5

Sunday, August 2, 2026

Weather Forecast

Patchy rain nearby
75.8°F
64.7°F
69°F
87%
0.03 in
60%
0%
17.7 mph
5.4


Air Quality

AQI: 1 - Good
PM2.5: 2.77 μg/m3
PM10: 2.83 μg/m3
Carbon Monoxide: 136.13 μg/m3
Nitrogen Dioxide: 2.9 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 73.96 μg/m3

Astronomical

Sunrise: 6:03 AM
Sun Transit: 1:08 PM
Sunset: 8:14 PM
Daylight: 14 hrs 11 mins
Moonrise: 10:11 PM
Moon Transit: 3:51 AM
Moonset: 10:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 75.9%

Best Times for Fishing or Hunting

Major Periods

3:21 AM - 5:51 AM
5:20 PM - 7:50 PM

Minor Periods

9:41 PM - 11:11 PM
9:35 AM - 11:05 AM

Action Rating: 4 out of 5

Monday, August 3, 2026

Weather Forecast

Partly Cloudy
81.1°F
59.9°F
69.8°F
80%
0 in
14%
0%
8.1 mph
9


Air Quality

AQI: 1 - Good
PM2.5: 4.36 μg/m3
PM10: 4.5 μg/m3
Carbon Monoxide: 155.89 μg/m3
Nitrogen Dioxide: 7.08 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 61.13 μg/m3

Astronomical

Sunrise: 6:04 AM
Sun Transit: 1:08 PM
Sunset: 8:13 PM
Daylight: 14 hrs 9 mins
Moonrise: 10:35 PM
Moon Transit: 12:00 AM
Moonset: 11:11 AM
Moon Phase: Waning Gibbous
Moon Illumination: 65.6%

Best Times for Fishing or Hunting

Major Periods

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

Minor Periods

10:05 PM - 11:35 PM
10:41 AM - 12:11 AM

Action Rating: 2 out of 5

Tuesday, August 4, 2026

Weather Forecast

Sunny
82.8°F
59.9°F
70.9°F
78%
0 in
9%
0%
7.6 mph
7


Air Quality

AQI: 1 - Good
PM2.5: 3.4 μg/m3
PM10: 3.49 μg/m3
Carbon Monoxide: 220.25 μg/m3
Nitrogen Dioxide: 12.43 μg/m3
Sulphur Dioxide: 1.39 μg/m3
Ozone: 39.5 μg/m3

Astronomical

Sunrise: 6:05 AM
Sun Transit: 1:08 PM
Sunset: 8:12 PM
Daylight: 14 hrs 7 mins
Moonrise: 11:01 PM
Moon Transit: 5:21 AM
Moonset: 12:20 AM
Moon Phase: Last Quarter
Moon Illumination: 54.6%

Best Times for Fishing or Hunting

Major Periods

4:51 AM - 7:21 AM
5:10 PM - 7:40 PM

Minor Periods

12:00 AM - 12:00 AM
11:50 AM - 1:20 PM

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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