437  
CDUS43 KLOT 040638  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST MON DEC 04 2023  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 3 2023  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2023  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 71 2012 41 -2 51  
MINIMUM 35 8 2006 26 9 15  
AVERAGE 37 33 4 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 0.46 1999 0.07 0.24 T  
MONTH TO DATE 1.21 0.22 0.99 T  
SINCE DEC 1 1.21 0.22 0.99 T  
SINCE JAN 1 36.31 39.21 -2.90 34.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 2005 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE DEC 1 0.0 0.5 -0.5 0.0  
SINCE JUL 1 2.6 1.8 0.8 1.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 32 -4 32  
MONTH TO DATE 76 94 -18 93  
SINCE DEC 1 76 94 -18 93  
SINCE JUL 1 1197 1286 -89 1277  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 871 947 -76 1002    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 67 1998  
MINIMUM TEMPERATURE (F) 25 5 2006  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:02 AM CST SUNSET 4:22 PM CST  
DECEMBER 5 2023......SUNRISE 7:03 AM CST SUNSET 4:22 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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