831  
CDUS43 KLOT 082135  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT MON SEP 08 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 8 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2025  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 94 2002 79 -8 71  
MINIMUM 45 43 2024 58 -13 43  
AVERAGE 58 69 -11 57  
 
PRECIPITATION (IN)  
TODAY 0.00 1.09 2008 0.11 -0.11 0.00  
MONTH TO DATE 0.06 1.00 -0.94 0.00  
SINCE SEP 1 0.06 1.00 -0.94 0.00  
SINCE JAN 1 25.07 30.34 -5.27 33.34  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 7 1 6 8  
MONTH TO DATE 46 8 38 17  
SINCE SEP 1 46 8 38 17  
SINCE JUL 1 58 14 44 21  
 
COOLING  
TODAY 0 5 -5 0  
MONTH TO DATE 4 43 -39 19  
SINCE SEP 1 4 43 -39 19  
SINCE JAN 1 907 868 39 888    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 92 2002  
2013  
MINIMUM TEMPERATURE (F) 58 46 2008  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 6:26 AM CDT SUNSET 7:13 PM CDT  
SEPTEMBER 9 2025.....SUNRISE 6:27 AM CDT SUNSET 7:11 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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