923  
CDUS43 KLOT 180636  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT FRI APR 18 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR APRIL 17 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 63 84 2002 62 1 70  
MINIMUM 41 27 2022 40 1 52  
AVERAGE 52 51 1 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 2.27 2013 0.15 -0.06 T  
MONTH TO DATE 2.36 2.10 0.26 1.61  
SINCE MAR 1 6.28 4.81 1.47 7.49  
SINCE JAN 1 7.70 8.98 -1.28 11.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.7 2020 0.0 0.0 0.0  
MONTH TO DATE T 0.6 -0.6 T  
SINCE MAR 1 2.7 4.8 -2.1 0.6  
SINCE JUL 1 17.5 32.9 -15.4 18.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 14 -1 4  
MONTH TO DATE 328 294 34 214  
SINCE MAR 1 968 1100 -132 859  
SINCE JUL 1 5306 5706 -400 4819  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 9  
SINCE MAR 1 0 3 -3 9  
SINCE JAN 1 0 3 -3 9    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 89 2002  
MINIMUM TEMPERATURE (F) 40 27 2001  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 6:07 AM CDT SUNSET 7:37 PM CDT  
APRIL 19 2025.........SUNRISE 6:06 AM CDT SUNSET 7:38 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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