320  
CDUS43 KLOT 280634  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT THU SEP 28 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 27 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 72 87 1998 72 0 60  
MINIMUM 60 42 2001 51 9 42  
2022  
AVERAGE 66 62 4 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 4.45 2019 0.10 0.01 0.00  
MONTH TO DATE 5.59 3.01 2.58 2.59  
SINCE SEP 1 5.59 3.01 2.58 2.59  
SINCE JAN 1 30.68 32.35 -1.67 31.21  
 
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 0 5 -5 14  
MONTH TO DATE 31 64 -33 63  
SINCE SEP 1 31 64 -33 63  
SINCE JUL 1 33 70 -37 63  
 
COOLING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 88 102 -14 127  
SINCE SEP 1 88 102 -14 127  
SINCE JAN 1 831 927 -96 994    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 85 2013  
MINIMUM TEMPERATURE (F) 51 36 1992  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 6:46 AM CDT SUNSET 6:40 PM CDT  
SEPTEMBER 29 2023.....SUNRISE 6:47 AM CDT SUNSET 6:38 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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