213  
CDUS43 KLOT 120635  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT TUE SEP 12 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 11 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 65 93 2000 78 -13 67  
MINIMUM 59 41 1993 57 2 55  
AVERAGE 62 68 -6 61  
 
PRECIPITATION (IN)  
YESTERDAY 1.15 2.17 2022 0.10 1.05 2.17  
MONTH TO DATE 3.49 1.32 2.17 2.17  
SINCE SEP 1 3.49 1.32 2.17 2.17  
SINCE JAN 1 28.58 30.66 -2.08 30.79  
 
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 SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 2 1 4  
MONTH TO DATE 6 12 -6 4  
SINCE SEP 1 6 12 -6 4  
SINCE JUL 1 8 18 -10 4  
 
COOLING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 62 56 6 68  
SINCE SEP 1 62 56 6 68  
SINCE JAN 1 805 881 -76 935    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 91 2005  
MINIMUM TEMPERATURE (F) 57 44 2007  
2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2023.....SUNRISE 6:29 AM CDT SUNSET 7:07 PM CDT  
SEPTEMBER 13 2023.....SUNRISE 6:30 AM CDT SUNSET 7:05 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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