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July 16th, 2026 :: 5:21 am CDT   

Local Weather Report for
Mchenry
Illinois, United States

 Mchenry Weather Forecast Summary  
 
Today
Jul 16th
Friday
Jul 17th
Saturday
Jul 18th
Sunday
Jul 19th
Monday
Jul 20th
Mostly Sunny Mostly Sunny Sunny Mostly Sunny Mostly Sunny
83°F
88°F
67°F
89°F
70°F
79°F
64°F
89°F
66°F
 
 Mchenry Detailed Weather Forecast  
 
Thursday, July 16th, 2026
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 83°F
Sunny.
Evening Temperature: 72°F
Clear.
Friday, July 17th, 2026
Overnight Temperature: 67°F
Mostly clear.
Morning Temperature: 77°F
Sunny.
Afternoon Temperature: 88°F
Mostly sunny with a chance of showers or thundershowers.
Evening Temperature: 79°F
Clear with a chance of showers or thundershowers.
Saturday, July 18th, 2026
Overnight Temperature: 72°F
Clear. Chance of a thunderstorm.
Morning Temperature: 79°F
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 87°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy.
Evening Temperature: 76°F
Clear with a slight chance of showers or thundershowers. Windy at times.
Sunday, July 19th, 2026
Overnight Temperature: 65°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 79°F
Sunny.
Evening Temperature: 70°F
Mostly clear.
Monday, July 20th, 2026
Overnight Temperature: 66°F
Clear with cloudy periods.
Morning Temperature: 73°F
A mix of sun and cloud. Windy at times.
Afternoon Temperature: 87°F
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 80°F
Clear with a chance of showers or thundershowers. Windy at times.
Tuesday, July 21st, 2026
Overnight Temperature: 60°F
Mostly clear with a slight chance of showers. Windy.
Morning Temperature: 63°F
Mostly sunny. Windy at times.
Afternoon Temperature: 75°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 66°F
A mix of cloudy and clear skies.
Wednesday, July 22nd, 2026
Overnight Temperature: 57°F
Clear.
Morning Temperature: 66°F
Sunny.
Afternoon Temperature: 79°F
Sunny.
Evening Temperature: 69°F
Mostly clear.
Thursday, July 23rd, 2026
Overnight Temperature: 60°F
Clear.
Morning Temperature: 69°F
Mostly sunny.
Afternoon Temperature: 81°F
Mostly sunny. Windy at times.
Evening Temperature: 72°F
A mix of clear and cloudy skies.
Friday, July 24th, 2026
Overnight Temperature: 66°F
A mix of cloudy and clear skies.
Morning Temperature: 72°F
Sunny with cloudy periods.
Afternoon Temperature: 84°F
Sunny with cloudy periods.
Evening Temperature: 74°F
Clear.





 

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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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