668  
CDUS43 KLOT 130633  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON OCT 13 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 12 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 70 85 2008 66 4 73  
MINIMUM 48 30 2006 45 3 57  
AVERAGE 59 55 4 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 2016 0.13 -0.13 0.00  
2023  
MONTH TO DATE 0.67 1.47 -0.80 0.27  
SINCE SEP 1 1.38 4.78 -3.40 2.68  
SINCE JAN 1 26.39 34.12 -7.73 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 6 10 -4 0  
MONTH TO DATE 48 99 -51 40  
SINCE SEP 1 97 179 -82 63  
SINCE JUL 1 109 185 -76 67  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 42 13 29 7  
SINCE SEP 1 173 119 54 153  
SINCE JAN 1 1076 944 132 1022    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 83 1995  
MINIMUM TEMPERATURE (F) 45 30 2006  
 
SUNRISE AND SUNSET  
OCTOBER 13 2025.......SUNRISE 7:02 AM CDT SUNSET 6:14 PM CDT  
OCTOBER 14 2025.......SUNRISE 7:04 AM CDT SUNSET 6:12 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page