319  
CDUS43 KLOT 120632  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SAT SEP 12 2026  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 11 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2026  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 93 2000 78 4 82  
MINIMUM 58 41 1993 57 1 61  
AVERAGE 70 68 2 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.17 2022 0.10 -0.10 0.00  
MONTH TO DATE 0.08 1.32 -1.24 0.06  
SINCE SEP 1 0.08 1.32 -1.24 0.06  
SINCE JAN 1 35.56 30.66 4.90 25.07  
 
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 2 -2 0  
MONTH TO DATE 0 12 -12 49  
SINCE SEP 1 0 12 -12 49  
SINCE JUL 1 0 18 -18 61  
 
COOLING  
YESTERDAY 5 4 1 7  
MONTH TO DATE 132 56 76 15  
SINCE SEP 1 132 56 76 15  
SINCE JAN 1 967 881 86 918    
........................................................  
 
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 2026.....SUNRISE 6:30 AM CDT SUNSET 7:07 PM CDT  
SEPTEMBER 13 2026.....SUNRISE 6:31 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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