828  
CDUS43 KLOT 112134  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT SUN MAY 11 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 11 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2025  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 93 2022 71 4 70  
MINIMUM 43 37 2021 49 -6 50  
AVERAGE 59 60 -1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 2.71 2002 0.16 -0.16 0.01  
MONTH TO DATE 0.49 1.74 -1.25 3.16  
SINCE MAR 1 8.33 8.56 -0.23 14.80  
SINCE JAN 1 9.75 12.73 -2.98 18.65  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.7 5.1 -2.4 0.6  
SINCE JUL 1 17.5 33.2 -15.7 18.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 7 -1 5  
MONTH TO DATE 97 91 6 37  
SINCE MAR 1 1160 1345 -185 1055  
SINCE JUL 1 5498 5951 -453 5015  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 0 12 -12 3  
SINCE MAR 1 6 22 -16 19  
SINCE JAN 1 6 22 -16 19    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 2022  
MINIMUM TEMPERATURE (F) 49 36 2013  
2020  
2021  
 
SUNRISE AND SUNSET  
MAY 11 2025...........SUNRISE 5:37 AM CDT SUNSET 8:01 PM CDT  
MAY 12 2025...........SUNRISE 5:36 AM CDT SUNSET 8:02 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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