319  
CDUS43 KLOT 010655  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
155 AM CDT MON SEP 01 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 31 2025  
 
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)  
YESTERDAY  
MAXIMUM 76 93 2000 81 -5 81  
MINIMUM 55 47 2009 61 -6 59  
AVERAGE 66 71 -5 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 2003 0.15 -0.15 0.00  
MONTH TO DATE 6.23 4.36 1.87 3.39  
SINCE JUN 1 14.09 13.54 0.55 12.38  
SINCE JAN 1 25.01 29.34 -4.33 33.34  
 
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 JUN 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 0 0 0  
MONTH TO DATE 12 0 12 4  
SINCE JUN 1 29 25 4 12  
SINCE JUL 1 12 2 10 4  
 
COOLING  
YESTERDAY 1 6 -5 5  
MONTH TO DATE 236 248 -12 259  
SINCE JUN 1 859 748 111 798  
SINCE JAN 1 903 825 78 869    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 2000  
MINIMUM TEMPERATURE (F) 60 47 1992  
2009  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 6:19 AM CDT SUNSET 7:25 PM CDT  
SEPTEMBER 2 2025.....SUNRISE 6:20 AM CDT SUNSET 7:23 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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