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July 23rd, 2026 :: 11:22 am CDT   

Local Weather Report for
Mchenry
Illinois, United States

 Mchenry Weather Forecast Summary  
 
Today
Jul 23rd
Friday
Jul 24th
Saturday
Jul 25th
Sunday
Jul 26th
Monday
Jul 27th
Mostly Sunny Mostly Sunny Mix of Sun and Cloud Thundershowers Thundershowers
75°F
77°F
59°F
81°F
59°F
93°F
73°F
88°F
68°F
 
 Mchenry Detailed Weather Forecast  
 
Thursday, July 23rd, 2026
Afternoon Temperature: 74°F
Sunny.
Evening Temperature: 67°F
Mostly clear.
Friday, July 24th, 2026
Overnight Temperature: 59°F
A mix of cloudy and clear skies.
Morning Temperature: 67°F
Mostly sunny.
Afternoon Temperature: 77°F
Sunny.
Evening Temperature: 67°F
Clear.
Saturday, July 25th, 2026
Overnight Temperature: 59°F
Clear.
Morning Temperature: 66°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 79°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 76°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Sunday, July 26th, 2026
Overnight Temperature: 73°F
Mostly clear with a chance of showers or thundershowers.
Morning Temperature: 80°F
Mostly sunny with a slight chance of showers or thundershowers.
Afternoon Temperature: 93°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 77°F
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm.
Monday, July 27th, 2026
Overnight Temperature: 69°F
Mostly cloudy with a few showers. Windy at times.
Morning Temperature: 73°F
A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 87°F
Sunny with cloudy periods with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 78°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy at times.
Tuesday, July 28th, 2026
Overnight Temperature: 66°F
Mostly clear. Windy at times.
Morning Temperature: 68°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 78°F
Sunny. Windy at times.
Evening Temperature: 66°F
Clear. Windy at times.
Wednesday, July 29th, 2026
Overnight Temperature: 58°F
Mostly clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 77°F
Sunny with cloudy periods.
Evening Temperature: 66°F
Clear with cloudy periods.
Thursday, July 30th, 2026
Overnight Temperature: 65°F
A mix of clear and cloudy skies with a slight chance of showers. Windy at times.
Morning Temperature: 66°F
A mix of cloud and sun with a chance of showers. Windy at times.
Afternoon Temperature: 76°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy.
Evening Temperature: 71°F
A mix of cloudy and clear skies with a chance of showers or thundershowers.
Friday, July 31st, 2026
Overnight Temperature: 70°F
Clear with cloudy periods. Chance of a thunderstorm.
Morning Temperature: 75°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
Clear. Chance of a thunderstorm. Windy at times.





 

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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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