511  
CDUS43 KLOT 212142  
CLIUGN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CDT WED MAY 21 2025  
   
...............................  
 
   
..THE WAUKEGAN IL CLIMATE SUMMARY FOR MAY 21 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 50 2:29 PM 86 2021 68 -18 86  
2024  
MINIMUM 46 6:45 AM 28 2002 47 -1 55  
AVERAGE 48 58 -10 71  
 
PRECIPITATION (IN)  
TODAY 0.11 1.67 2004 0.13 -0.02 0.00  
MONTH TO DATE 2.30 2.63 -0.33 4.21  
SINCE MAR 1 6.96 8.62 -1.66 12.27  
SINCE JAN 1 8.01 11.55 -3.54 16.63  
 
DEGREE DAYS  
HEATING  
TODAY 17 8 9 0  
MONTH TO DATE 226 231 -5 120  
SINCE MAR 1 1497 1724 -227 1324  
SINCE JUL 1 5881 6549 -668 5273  
 
COOLING  
TODAY 0 1 -1 6  
MONTH TO DATE 8 9 -1 9  
SINCE MAR 1 9 14 -5 11  
SINCE JAN 1 9 14 -5 11    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 AM  
LOWEST 86 12:00 PM  
AVERAGE 90  
   
......................................................  
 
THE WAUKEGAN IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 2021  
MINIMUM TEMPERATURE (F) 48 33 2006  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 5:24 AM CDT SUNSET 8:13 PM CDT  
MAY 22 2025...........SUNRISE 5:23 AM CDT SUNSET 8:14 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page