586  
CDUS43 KLOT 150631  
CLIUGN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT FRI AUG 15 2025  
   
...............................
 
 
   
..THE WAUKEGAN IL CLIMATE SUMMARY FOR AUGUST 14 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 83 11:19 AM 88 2010 80 3 81  
2015  
MINIMUM 59 4:31 AM 46 2004 62 -3 59  
AVERAGE 71 71 0 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.24 2023 0.13 -0.13 0.00  
MONTH TO DATE 0.55 1.61 -1.06 1.53  
SINCE JUN 1 10.35 9.54 0.81 13.81  
SINCE JAN 1 18.78 22.38 -3.60 32.56  
 
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 6 6 0 5  
MONTH TO DATE 139 92 47 92  
SINCE JUN 1 674 423 251 515  
SINCE JAN 1 683 455 228 530    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE WAUKEGAN IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 90 2000  
MINIMUM TEMPERATURE (F) 62 45 2004  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 5:59 AM CDT SUNSET 7:52 PM CDT  
AUGUST 16 2025........SUNRISE 6:00 AM CDT SUNSET 7:51 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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