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June 21st, 2026 :: 12:28 pm CDT   

Local Weather Report for
Mchenry
Illinois, United States

 Mchenry Weather Forecast Summary  
 
Today
Jun 21st
Monday
Jun 22nd
Tuesday
Jun 23rd
Wednesday
Jun 24th
Thursday
Jun 25th
Mostly Cloudy with Showers Mostly Sunny Mostly Sunny Mix of Cloud and Sun Sunny
65°F
68°F
53°F
70°F
51°F
71°F
57°F
73°F
58°F
 
 Mchenry Detailed Weather Forecast  
 
Sunday, June 21st, 2026
Afternoon Temperature: 61°F
Mostly cloudy with showers likely.
Evening Temperature: 56°F
Mostly cloudy with showers likely. Windy at times.
Monday, June 22nd, 2026
Overnight Temperature: 54°F
Mostly clear.
Morning Temperature: 60°F
Sunny. Windy at times.
Afternoon Temperature: 68°F
Mostly sunny. Windy at times.
Evening Temperature: 57°F
Clear. Windy at times.
Tuesday, June 23rd, 2026
Overnight Temperature: 52°F
Clear.
Morning Temperature: 60°F
Sunny with cloudy periods.
Afternoon Temperature: 70°F
Sunny.
Evening Temperature: 60°F
Mostly clear.
Wednesday, June 24th, 2026
Overnight Temperature: 57°F
Mostly clear.
Morning Temperature: 60°F
Mostly cloudy with a slight chance of showers.
Afternoon Temperature: 68°F
A mix of sun and cloud with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 66°F
Clear with cloudy periods with a chance of showers. Slight chance of a thunderstorm.
Thursday, June 25th, 2026
Overnight Temperature: 60°F
Clear with a slight chance of showers.
Morning Temperature: 64°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 65°F
Clear.
Friday, June 26th, 2026
Overnight Temperature: 57°F
Clear.
Morning Temperature: 65°F
Mostly sunny.
Afternoon Temperature: 69°F
Mostly cloudy.
Evening Temperature: 60°F
Cloudy with a chance of showers. Windy at times.
Saturday, June 27th, 2026
Overnight Temperature: 59°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.
Morning Temperature: 63°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Afternoon Temperature: 70°F
Mostly sunny. Windy at times.
Evening Temperature: 63°F
Clear.
Sunday, June 28th, 2026
Overnight Temperature: 58°F
Clear.
Morning Temperature: 67°F
Sunny. Windy at times.
Afternoon Temperature: 75°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear. Windy at times.
Monday, June 29th, 2026
Overnight Temperature: 67°F
Clear. Windy at times.
Morning Temperature: 76°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 86°F
Mostly sunny with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 79°F
Mostly clear. 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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