599  
CDUS43 KLOT 140650  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
150 AM CDT WED MAY 14 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 13 2025
 
 
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)  
YESTERDAY  
MAXIMUM 81 90 2022 71 10 79  
MINIMUM 61 34 2013 49 12 60  
AVERAGE 71 60 11 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 2009 0.16 -0.16 0.71  
MONTH TO DATE 0.49 2.05 -1.56 3.87  
SINCE MAR 1 8.33 8.87 -0.54 15.51  
SINCE JAN 1 9.75 13.04 -3.29 19.36  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 97 104 -7 37  
SINCE MAR 1 1160 1358 -198 1055  
SINCE JUL 1 5498 5964 -466 5015  
 
COOLING  
YESTERDAY 6 2 4 5  
MONTH TO DATE 8 16 -8 8  
SINCE MAR 1 14 26 -12 24  
SINCE JAN 1 14 26 -12 24    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 2007  
2013  
MINIMUM TEMPERATURE (F) 50 37 1996  
 
SUNRISE AND SUNSET  
MAY 14 2025...........SUNRISE 5:34 AM CDT SUNSET 8:04 PM CDT  
MAY 15 2025...........SUNRISE 5:33 AM CDT SUNSET 8:05 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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