209  
CDUS43 KLOT 030643  
CLIUGN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
143 AM CDT WED SEP 03 2025  
   
...............................  
 
   
..THE WAUKEGAN IL CLIMATE SUMMARY FOR SEPTEMBER 2 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 79 12:07 PM 91 2011 78 1 73  
MINIMUM 53 4:11 AM 44 2017 58 -5 54  
AVERAGE 66 68 -2 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 2002 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.23 -0.23 0.00  
SINCE SEP 1 0.00 0.23 -0.23 0.00  
SINCE JAN 1 19.63 24.59 -4.96 33.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 0 2 -2 1  
SINCE SEP 1 0 2 -2 1  
SINCE JUL 1 16 27 -11 16  
 
COOLING  
YESTERDAY 1 4 -3 0  
MONTH TO DATE 2 8 -6 0  
SINCE SEP 1 2 8 -6 0  
SINCE JAN 1 775 555 220 671    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 47 10:00 AM  
AVERAGE 69  
   
......................................................  
 
THE WAUKEGAN IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 2023  
MINIMUM TEMPERATURE (F) 58 49 2009  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2025.....SUNRISE 6:19 AM CDT SUNSET 7:22 PM CDT  
SEPTEMBER 4 2025.....SUNRISE 6:20 AM CDT SUNSET 7:20 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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