843  
CDUS43 KLOT 050643  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
143 AM CDT SUN OCT 05 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 4 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 87 89 2005 69 18 71  
MINIMUM 61 35 2003 48 13 55  
2014  
AVERAGE 74 59 15 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 2001 0.12 -0.12 0.27  
MONTH TO DATE 0.00 0.49 -0.49 0.27  
SINCE SEP 1 0.71 3.80 -3.09 2.68  
SINCE JAN 1 25.72 33.14 -7.42 36.02  
 
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 7 -7 2  
MONTH TO DATE 0 27 -27 13  
SINCE SEP 1 49 107 -58 36  
SINCE JUL 1 61 113 -52 40  
 
COOLING  
YESTERDAY 9 1 8 0  
MONTH TO DATE 27 5 22 0  
SINCE SEP 1 158 111 47 146  
SINCE JAN 1 1061 936 125 1015    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 1997  
2007  
MINIMUM TEMPERATURE (F) 48 31 2004  
 
SUNRISE AND SUNSET  
OCTOBER 5 2025.......SUNRISE 6:54 AM CDT SUNSET 6:27 PM CDT  
OCTOBER 6 2025.......SUNRISE 6:55 AM CDT SUNSET 6:25 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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