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July 7th, 2026 :: 2:58 am CDT   

Local Weather Report for
Crystal Lake
Illinois, United States

 Crystal Lake Weather Forecast Summary  
 
Today
Jul 7th
Wednesday
Jul 8th
Thursday
Jul 9th
Friday
Jul 10th
Saturday
Jul 11th
Sunny Mostly Sunny Thundershowers Mostly Sunny Thundershowers
86°F
86°F
69°F
81°F
71°F
88°F
69°F
84°F
69°F
 
 Crystal Lake Detailed Weather Forecast  
 
Tuesday, July 7th, 2026
Overnight Temperature: 67°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 85°F
Sunny.
Evening Temperature: 77°F
Clear.
Wednesday, July 8th, 2026
Overnight Temperature: 70°F
Clear.
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 86°F
Mostly sunny. Slight chance of a thunderstorm.
Evening Temperature: 79°F
Clear. Chance of a thunderstorm.
Thursday, July 9th, 2026
Overnight Temperature: 72°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 76°F
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 78°F
Mostly cloudy with a chance of showers or thundershowers.
Evening Temperature: 71°F
Clear with showers likely. Slight chance of a thunderstorm.
Friday, July 10th, 2026
Overnight Temperature: 69°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 75°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 85°F
A mix of sun and cloud with a slight chance of showers or thundershowers.
Evening Temperature: 72°F
A mix of cloudy and clear skies with a chance of showers or thundershowers.
Saturday, July 11th, 2026
Overnight Temperature: 70°F
Mostly clear with a few showers. Slight chance of a thunderstorm.
Morning Temperature: 72°F
A mix of cloud and sun with showers likely. Slight chance of a thunderstorm.
Afternoon Temperature: 83°F
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 73°F
Mostly clear with a chance of showers or thundershowers.
Sunday, July 12th, 2026
Overnight Temperature: 69°F
Clear.
Morning Temperature: 75°F
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 81°F
Clear. Chance of a thunderstorm.
Monday, July 13th, 2026
Overnight Temperature: 74°F
Clear. Chance of a thunderstorm.
Morning Temperature: 79°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 91°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 84°F
Clear. Chance of a thunderstorm.
Tuesday, July 14th, 2026
Overnight Temperature: 76°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.
Evening Temperature: 86°F
Mostly clear with a chance of showers or thundershowers. Windy at times.
Wednesday, July 15th, 2026
Overnight Temperature: 74°F
Clear with a chance of showers. Windy at times.
Morning Temperature: 69°F
Sunny. Windy at times.
Afternoon Temperature: 76°F
Sunny with cloudy periods.
Evening Temperature: 68°F
Clear.





 

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This WeatherCity Weather Forecast for Crystal Lake, 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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