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August 26th, 2025 :: 3:53 pm CDT   

Local Weather Report for
Crystal Lake
Illinois, United States

 Crystal Lake Weather Forecast Summary  
 
Today
Aug 26th
Wednesday
Aug 27th
Thursday
Aug 28th
Friday
Aug 29th
Saturday
Aug 30th
Cloudy Cloudy Showers Cloudy Cloudy
72°F
74°F
55°F
73°F
61°F
71°F
58°F
78°F
59°F
 
 Crystal Lake Detailed Weather Forecast  
 
Tuesday, August 26th, 2025
Afternoon Temperature: 70°F
Cloudy. Windy at times.
Evening Temperature: 61°F
Clear with cloudy periods.
Wednesday, August 27th, 2025
Overnight Temperature: 56°F
Clear.
Morning Temperature: 70°F
Cloudy.
Afternoon Temperature: 72°F
Cloudy.
Evening Temperature: 67°F
Cloudy.
Thursday, August 28th, 2025
Overnight Temperature: 64°F
Cloudy.
Morning Temperature: 70°F
Cloudy.
Afternoon Temperature: 68°F
Mostly sunny with showers likely. Slight chance of a thunderstorm.
Evening Temperature: 61°F
Clear.
Friday, August 29th, 2025
Overnight Temperature: 58°F
Clear with cloudy periods.
Morning Temperature: 69°F
A mix of cloud and sun.
Afternoon Temperature: 68°F
Cloudy.
Evening Temperature: 60°F
Mostly clear.
Saturday, August 30th, 2025
Overnight Temperature: 59°F
Cloudy.
Morning Temperature: 72°F
Cloudy.
Afternoon Temperature: 75°F
Cloudy.
Evening Temperature: 66°F
Mostly clear.
Sunday, August 31st, 2025
Overnight Temperature: 62°F
Cloudy.
Morning Temperature: 75°F
Cloudy.
Afternoon Temperature: 78°F
Cloudy.
Evening Temperature: 71°F
Cloudy.
Monday, September 1st, 2025
Overnight Temperature: 68°F
Cloudy with clear periods.
Morning Temperature: 76°F
Cloudy.
Afternoon Temperature: 78°F
Cloudy.
Evening Temperature: 73°F
A mix of clear and cloudy skies.
Tuesday, September 2nd, 2025
Overnight Temperature: 66°F
Cloudy with a chance of showers.
Morning Temperature: 79°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 85°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Wednesday, September 3rd, 2025
Overnight Temperature: 72°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 83°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 85°F
Cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 70°F
Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.





 

  [ Local Weather Report ]
Cary, IL 
 
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2:52 PM  73°F
Partly Sunny
 
Marengo, IL 
 
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Rolling Meadows, IL 
2:52 PM  72°F
 
 
Antioch, IL 
2:53 PM  73°F
Overcast
 
Harvard, IL 
 
Twin Lakes, WI 
2:50 PM  70°F
 

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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