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June 25th, 2026 :: 2:26 pm CDT   

Local Weather Report for
Mchenry
Illinois, United States

 Mchenry Weather Forecast Summary  
 
Today
Jun 25th
Friday
Jun 26th
Saturday
Jun 27th
Sunday
Jun 28th
Monday
Jun 29th
Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
74°F
69°F
54°F
73°F
55°F
80°F
64°F
88°F
70°F
 
 Mchenry Detailed Weather Forecast  
 
Thursday, June 25th, 2026
Afternoon Temperature: 73°F
Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 63°F
Mostly clear with a slight chance of showers or thundershowers.
Friday, June 26th, 2026
Overnight Temperature: 55°F
Mostly clear.
Morning Temperature: 61°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 68°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 60°F
Clear.
Saturday, June 27th, 2026
Overnight Temperature: 55°F
Clear.
Morning Temperature: 65°F
Sunny.
Afternoon Temperature: 73°F
Mostly sunny. Windy at times.
Evening Temperature: 66°F
Clear with cloudy periods.
Sunday, June 28th, 2026
Overnight Temperature: 64°F
Mostly clear.
Morning Temperature: 71°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 79°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 75°F
Clear with cloudy periods. Chance of a thunderstorm. Windy at times.
Monday, June 29th, 2026
Overnight Temperature: 71°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 79°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 88°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Clear with cloudy periods. Chance of a thunderstorm. Windy at times.
Tuesday, June 30th, 2026
Overnight Temperature: 75°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 91°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 82°F
Clear. Chance of a thunderstorm. Windy at times.
Wednesday, July 1st, 2026
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 92°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 84°F
Clear. Chance of a thunderstorm. Windy at times.
Thursday, July 2nd, 2026
Overnight Temperature: 77°F
Clear. Chance of a thunderstorm.
Morning Temperature: 83°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 92°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 83°F
Clear. Chance of a thunderstorm. Windy at times.
Friday, July 3rd, 2026
Overnight Temperature: 77°F
Clear. Chance of a thunderstorm.
Morning Temperature: 82°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
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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