914  
CDUS43 KLOT 162237  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST SAT DEC 16 2023  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 16 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 47 64 2021 37 10 30  
MINIMUM 38 5 2009 22 16 25  
AVERAGE 43 29 14 28  
 
PRECIPITATION (IN)  
TODAY 0.54R 0.34 1994 0.06 0.48 0.05  
MONTH TO DATE 2.13 1.11 1.02 2.60  
SINCE DEC 1 2.13 1.11 1.02 2.60  
SINCE JAN 1 37.23 40.10 -2.87 37.51  
 
SNOWFALL (IN)  
TODAY 0.0 3.1 2008 0.2 -0.2 1.0  
MONTH TO DATE 0.7 3.2 -2.5 1.9  
SINCE DEC 1 0.7 3.2 -2.5 1.9  
SINCE JUL 1 3.3 4.5 -1.2 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 36 -14 37  
MONTH TO DATE 436 536 -100 475  
SINCE DEC 1 436 536 -100 475  
SINCE JUL 1 1557 1728 -171 1659  
 
COOLING  
TODAY 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 TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 56 2006  
MINIMUM TEMPERATURE (F) 22 -4 2000  
 
SUNRISE AND SUNSET  
DECEMBER 16 2023......SUNRISE 7:13 AM CST SUNSET 4:23 PM CST  
DECEMBER 17 2023......SUNRISE 7:13 AM CST SUNSET 4:24 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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