615  
CDUS43 KLOT 300633  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON OCT 30 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 29 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 45 78 1999 58 -13 67  
2004  
MINIMUM 37 28 2008 39 -2 39  
2010  
AVERAGE 41 48 -7 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.17 2009 0.10 -0.03 0.00  
MONTH TO DATE 3.47 3.47 0.00 2.35  
SINCE SEP 1 9.06 6.78 2.28 4.94  
SINCE JAN 1 34.15 36.12 -1.97 33.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE T 0.1 -0.1 T  
SINCE SEP 1 T 0.1 -0.1 T  
SINCE JUL 1 T 0.1 -0.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 17 7 12  
MONTH TO DATE 303 331 -28 363  
SINCE SEP 1 336 411 -75 461  
SINCE JUL 1 338 417 -79 461  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 34 13 21 7  
SINCE SEP 1 128 119 9 134  
SINCE JAN 1 871 944 -73 1001    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 77 1999  
MINIMUM TEMPERATURE (F) 38 28 2020  
 
SUNRISE AND SUNSET  
OCTOBER 30 2023.......SUNRISE 7:22 AM CDT SUNSET 5:50 PM CDT  
OCTOBER 31 2023.......SUNRISE 7:23 AM CDT SUNSET 5:49 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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