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July 13th, 2026 :: 3:56 am CDT   

Local Weather Report for
Mchenry
Illinois, United States

 Mchenry Weather Forecast Summary  
 
Today
Jul 13th
Tuesday
Jul 14th
Wednesday
Jul 15th
Thursday
Jul 16th
Friday
Jul 17th
Sunny Mostly Sunny Mostly Sunny Mostly Sunny Sunny
86°F
89°F
69°F
90°F
71°F
87°F
69°F
86°F
66°F
 
 Mchenry Detailed Weather Forecast  
 
Monday, July 13th, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 74°F
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.
Tuesday, July 14th, 2026
Overnight Temperature: 70°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 76°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 80°F
Clear. Chance of a thunderstorm.
Wednesday, July 15th, 2026
Overnight Temperature: 72°F
Clear. Chance of a thunderstorm.
Morning Temperature: 78°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 89°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 81°F
Mostly clear. Chance of a thunderstorm.
Thursday, July 16th, 2026
Overnight Temperature: 74°F
Clear with a chance of showers or thundershowers.
Morning Temperature: 79°F
Mostly sunny with a slight chance of showers or thundershowers.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 73°F
Clear.
Friday, July 17th, 2026
Overnight Temperature: 66°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Clear. Chance of a thunderstorm. Windy at times.
Saturday, July 18th, 2026
Overnight Temperature: 77°F
Clear with a chance of showers or thundershowers. Windy at times.
Morning Temperature: 70°F
Sunny with cloudy periods with a slight chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 71°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 65°F
Clear.
Sunday, July 19th, 2026
Overnight Temperature: 59°F
Clear.
Morning Temperature: 66°F
Sunny.
Afternoon Temperature: 77°F
Sunny.
Evening Temperature: 67°F
Clear.
Monday, July 20th, 2026
Overnight Temperature: 61°F
Clear.
Morning Temperature: 69°F
Mostly sunny. Windy at times.
Afternoon Temperature: 78°F
A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
A mix of clear and cloudy skies. Slight chance of a thunderstorm. Windy at times.
Tuesday, July 21st, 2026
Overnight Temperature: 66°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 68°F
Cloudy with showers likely. Slight chance of a thunderstorm.
Afternoon Temperature: 75°F
Cloudy with sunny periods with showers likely. Chance of a thunderstorm.
Evening Temperature: 69°F
A mix of cloudy and clear skies with showers likely. Slight chance of a thunderstorm.





 

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This WeatherCity Weather Forecast for Mchenry, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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