Water Temperature of the Rock River in Byron, IL
Current Water Temperature
Measurement Time: Wednesday, June 24, 2026, 5:15 PM CDT
Temperature Locations
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Local Points of Interest
River Park East; Hamas Park; Sunshine Park; Byron Forest Preserve DistrictStation Name: ROCK RIVER AT BYRON, IL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 679 feet
Nearest Address:
State Rte 72
Byron, IL 61010
Ogle County
GPS Coordinates: 42.12218889, -89.2553639
Nearby Water Temperatures
Mississippi River, Fulton, IL (48.7 mi)Mississippi River, Fulton, IL (48.9 mi)
Beaver Slough, Clinton, IA (52.2 mi)
Fox River, McHenry, IL (53.2 mi)
Mississippi River, Camanche, IA (56.4 mi)
Illinois River, Utica, IL (56.9 mi)
Sugar River, Verona, WI (59 mi)
Mississippi River, Bellevue, IA (60.5 mi)
Badger Mill Creek, Verona, WI (60.8 mi)
Swan Creek, Fitchburg, WI (60.9 mi)
Illinois River, Marseilles, IL (61.7 mi)
Fox River, Burlington, WI (62.5 mi)
Lake Monona, Madison, WI (65.4 mi)
Eagle Spring Lake, Mukwonago, WI (65.6 mi)
Illinois River, Seneca, IL (65.7 mi)
Weather for Byron, Illinois
Current Weather

Five Day Weather Forecast

Wed
H: 80°F
L: 60°F

Thu
H: 77°F
L: 59°F

Fri
H: 72°F
L: 56°F

Sat
H: 78°F
L: 54°F

Sun
H: 85°F
L: 67°F
Air Quality
Nitrogen Dioxide: 10.2 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 49 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 16 mins
Moon Transit: 9:07 PM
Moonset: 1:33 AM
Moon Phase: First Quarter
Moon Illumination: 71.7%
Best Times for Fishing or Hunting
Major Periods
8:21 AM - 10:51 AM8:37 PM - 11:07 PM
Minor Periods
3:39 PM - 5:09 PM1:03 AM - 2:33 AM
Action Rating: 3 out of 5
Severe Thunderstorm Watch issued June 24 at 1:55PM CDT until June 24 at 10:00PM CDT by NWS Chicago IL
Effective: Wed June 24, 2026, 1:55 PM
Expires: Wed June 24, 2026, 10:00 PM
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 387 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN NORTH CENTRAL ILLINOIS BOONE DE KALB LA SALLE LEE OGLE WINNEBAGO IN NORTHEAST ILLINOIS GRUNDY KANE KENDALL LAKE IL MCHENRY THIS INCLUDES THE CITIES OF ALGONQUIN, AURORA, BELVIDERE, BUFFALO GROVE, BYRON, COAL CITY, CRYSTAL LAKE, DEKALB, DIXON, DWIGHT, ELGIN, FAIRBURY, GURNEE, LA SALLE, MARSEILLES, MCHENRY, MENDOTA, MINOOKA, MORRIS, MUNDELEIN, OREGON, OSWEGO, OTTAWA, PLANO, PONTIAC, ROCHELLE, ROCKFORD, STREATOR, SYCAMORE, WAUKEGAN, WOODSTOCK, AND YORKVILLE.
Severe Thunderstorm Watch issued June 24 at 5:04PM CDT until June 24 at 10:00PM CDT by NWS Chicago IL
Effective: Wed June 24, 2026, 5:04 PM
Expires: Wed June 24, 2026, 10:00 PM
SEVERE THUNDERSTORM WATCH 387 REMAINS VALID UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN NORTH CENTRAL ILLINOIS BOONE DE KALB LA SALLE LEE OGLE WINNEBAGO IN NORTHEAST ILLINOIS GRUNDY KANE KENDALL LAKE IL MCHENRY THIS INCLUDES THE CITIES OF ALGONQUIN, AURORA, BELVIDERE, BUFFALO GROVE, BYRON, COAL CITY, CRYSTAL LAKE, DEKALB, DIXON, DWIGHT, ELGIN, FAIRBURY, GURNEE, LA SALLE, MARSEILLES, MCHENRY, MENDOTA, MINOOKA, MORRIS, MUNDELEIN, OREGON, OSWEGO, OTTAWA, PLANO, PONTIAC, ROCHELLE, ROCKFORD, STREATOR, SYCAMORE, WAUKEGAN, WOODSTOCK, AND YORKVILLE.
Special Weather Statement issued June 24 at 7:10PM CDT by NWS Milwaukee/Sullivan WI
Effective: Wed June 24, 2026, 7:10 PM
Expires: Wed June 24, 2026, 8:00 PM
At 710 PM CDT, Doppler radar was tracking a strong thunderstorm near Orfordville, or near Beloit, moving east at 30 mph. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Janesville, Beloit, South Beloit, Clinton, Orfordville, Newark, Tiffany, Foxhollow, Shopiere, Afton, and Avon. This includes the following highways... Interstate 39/90 between mile markers 178 and 187. Interstate 43 between mile markers 0 and 11.
If outdoors, consider seeking shelter inside a building. A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for south central and southeastern Wisconsin.
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.56 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 64 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 16 mins
Moon Transit: 9:07 PM
Moonset: 1:33 AM
Moon Phase: First Quarter
Moon Illumination: 71.7%
Best Times for Fishing or Hunting
Major Periods
8:21 AM - 10:51 AM8:37 PM - 11:07 PM
Minor Periods
3:39 PM - 5:09 PM1:03 AM - 2:33 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.98 μg/m3
Sulphur Dioxide: 0.41 μg/m3
Ozone: 54.21 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 15 mins
Moon Transit: 9:53 PM
Moonset: 1:58 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
9:06 AM - 11:36 AM9:23 PM - 11:53 PM
Minor Periods
4:43 PM - 6:13 PM1:28 AM - 2:58 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.94 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 75.42 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 15 mins
Moon Transit: 10:41 PM
Moonset: 2:28 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
9:53 AM - 12:23 AM12:00 AM - 12:00 AM
Minor Periods
5:47 PM - 7:17 PM1:58 AM - 3:28 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.2 μg/m3
Sulphur Dioxide: 1.63 μg/m3
Ozone: 83.17 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 15 mins
Moon Transit: 11:32 PM
Moonset: 3:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.2%
Best Times for Fishing or Hunting
Major Periods
10:42 AM - 1:12 PM12:00 AM - 12:00 AM
Minor Periods
6:46 PM - 8:16 PM2:33 AM - 4:03 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.67 μg/m3
Sulphur Dioxide: 1.43 μg/m3
Ozone: 72.85 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:37 PM
Daylight: 15 hrs 14 mins
Moon Transit: 12:00 AM
Moonset: 3:46 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:33 AM - 2:03 PM
Minor Periods
7:41 PM - 9:11 PM3:16 AM - 4:46 AM
Action Rating: 2 out of 5
