Water Temperature of the Fox River in McHenry, IL
Current Water Temperature
Measurement Time: Wednesday, July 15, 2026, 1:22 AM CDT
Temperature Locations
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Station Name: FOX RIVER AT MILLER BRIDGE NEAR MCHENRY, IL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 728 feet
Nearest Address:
Charles J Miller Rd
McHenry, IL 60051
McHenry County
GPS Coordinates: 42.3233333, -88.2516667
Nearby Water Temperatures
Fox River, Burlington, WI (19.9 mi)Lake Michigan, Waukegan, IL (23.5 mi)
Lake Michigan, Winthrop Harbor, IL (26.8 mi)
Lake Michigan, Wilmette, IL (33.2 mi)
Eagle Spring Lake, Mukwonago, WI (37.8 mi)
Root River, Franklin, WI (39.1 mi)
Lake Michigan, Racine, WI (40.4 mi)
Chicago River, Chicago, IL (44.4 mi)
Lake Michigan, Chicago, IL (46.2 mi)
Chicago Sanitary and Ship Canal, Romeoville, IL (48.2 mi)
Honey Creek, Wauwatosa, WI (51.3 mi)
Lake Michigan, Milwaukee, WI (51.7 mi)
Des Plaines River, Lockport, IL (52.8 mi)
Rock River, Byron, IL (53.2 mi)
Des Plaines River, Joliet, IL (55.1 mi)
Weather for McHenry, Illinois
Current Weather

Five Day Weather Forecast

Wed
H: 102°F
L: 71°F

Thu
H: 87°F
L: 67°F

Fri
H: 88°F
L: 65°F

Sat
H: 89°F
L: 70°F

Sun
H: 87°F
L: 63°F
Air Quality
Nitrogen Dioxide: 15.6 μg/m3
Sulphur Dioxide: 0.8 μg/m3
Ozone: 38 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:28 PM
Daylight: 14 hrs 59 mins
Moon Transit: 2:21 PM
Moonset: 9:40 PM
Moon Phase: New
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
1:37 AM - 4:07 AM1:51 PM - 4:21 PM
Minor Periods
9:10 PM - 10:40 PM6:17 AM - 7:47 AM
Action Rating: 3 out of 5
Air Quality Alert issued July 14 at 11:23AM CDT by NWS Chicago IL
Effective: Tue July 14, 2026, 11:23 AM
Expires: Thu July 16, 2026, 12:00 AM
The Illinois Environmental Protection Agency has determined that the Air Pollution Action Day will remain in effect for the greater Chicago Metropolitan Area until midnight Wednesday Night. A Chicago Area Air Pollution Action Day is declared when weather conditions are such that widespread ozone and or particulate levels are expected to be at or above the Unhealthy for Sensitive Groups category of the Air Quality Index for multiple days. Ozone is expected to be the primary pollutant of concern although smoke/PM2.5 may also become a concern later in the work week. Active children and adults, especially people with pulmonary or respiratory disease such as asthma, should limit prolonged outdoor activity. Area residents are urged to reduce pollution levels. Air quality forecasts, current air quality, and tips on how you can reduce your emissions can be found at www.airnow.gov. Media contact...Illinois EPA.
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.45 μg/m3
Sulphur Dioxide: 0.85 μg/m3
Ozone: 95.63 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:28 PM
Daylight: 14 hrs 59 mins
Moon Transit: 2:21 PM
Moonset: 9:40 PM
Moon Phase: New
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
1:37 AM - 4:07 AM1:51 PM - 4:21 PM
Minor Periods
9:10 PM - 10:40 PM6:17 AM - 7:47 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.82 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 108.33 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:27 PM
Daylight: 14 hrs 57 mins
Moon Transit: 3:14 PM
Moonset: 10:07 PM
Moon Phase: New
Moon Illumination: 2.4%
Best Times for Fishing or Hunting
Major Periods
2:32 AM - 5:02 AM2:44 PM - 5:14 PM
Minor Periods
9:37 PM - 11:07 PM7:37 AM - 9:07 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.63 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 102.67 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:27 PM
Daylight: 14 hrs 55 mins
Moon Transit: 4:02 PM
Moonset: 10:30 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.0%
Best Times for Fishing or Hunting
Major Periods
3:23 AM - 5:53 AM3:32 PM - 6:02 PM
Minor Periods
10:00 PM - 11:30 PM8:52 AM - 10:22 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.49 μg/m3
Sulphur Dioxide: 0.77 μg/m3
Ozone: 97.83 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:26 PM
Daylight: 14 hrs 54 mins
Moon Transit: 4:48 PM
Moonset: 10:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.9%
Best Times for Fishing or Hunting
Major Periods
4:10 AM - 6:40 AM4:18 PM - 6:48 PM
Minor Periods
10:21 PM - 11:51 PM10:04 AM - 11:34 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.58 μg/m3
Sulphur Dioxide: 0.43 μg/m3
Ozone: 84.5 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:25 PM
Daylight: 14 hrs 52 mins
Moon Transit: 5:31 PM
Moonset: 11:11 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.6%
Best Times for Fishing or Hunting
Major Periods
4:54 AM - 7:24 AM5:01 PM - 7:31 PM
Minor Periods
12:00 AM - 12:00 AM11:12 AM - 12:42 AM
Action Rating: 2 out of 5
