592  
CDUS43 KLOT 190635  
CLIUGN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT TUE AUG 19 2025  
   
...............................
 
 
   
..THE WAUKEGAN IL CLIMATE SUMMARY FOR AUGUST 18 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 2000 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 2:04 PM 87 2016 80 2 78  
MINIMUM 73 10:52 PM 51 2012 61 12 67  
AVERAGE 78 71 7 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.40 1.53 2001 0.11 0.29 T  
MONTH TO DATE 1.32 2.08 -0.76 2.01  
SINCE JUN 1 11.12 10.01 1.11 14.29  
SINCE JAN 1 19.55 22.85 -3.30 33.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 39 86 -47 35  
SINCE JUL 1 3 13 -10 6  
 
COOLING  
YESTERDAY 13 6 7 8  
MONTH TO DATE 192 116 76 131  
SINCE JUN 1 727 447 280 554  
SINCE JAN 1 736 479 257 569    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 4:00 PM  
LOWEST 67 11:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE WAUKEGAN IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 86 2016  
2022  
MINIMUM TEMPERATURE (F) 61 51 2004  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:03 AM CDT SUNSET 7:46 PM CDT  
AUGUST 20 2025........SUNRISE 6:04 AM CDT SUNSET 7:45 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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