866  
CDUS43 KLOT 210638  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST FRI NOV 21 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR NOVEMBER 20 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 46 65 2003 47 -1 49  
MINIMUM 41 10 2022 30 11 31  
AVERAGE 44 38 6 40  
 
PRECIPITATION (IN)  
YESTERDAY T 0.37 2023 0.09 -0.09 0.05  
MONTH TO DATE 0.86 1.81 -0.95 3.05  
SINCE SEP 1 3.17 8.79 -5.62 6.41  
SINCE JAN 1 28.18 38.13 -9.95 39.75  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.8 1996 0.0 0.0 0.1  
MONTH TO DATE 1.7 0.4 1.3 0.1  
SINCE SEP 1 1.7 0.5 1.2 0.1  
SINCE JUL 1 1.7 0.5 1.2 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 27 -6 25  
MONTH TO DATE 431 449 -18 289  
SINCE SEP 1 771 897 -126 548  
SINCE JUL 1 783 903 -120 552  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 174 122 52 171  
SINCE JAN 1 1077 947 130 1040    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 61 2010  
MINIMUM TEMPERATURE (F) 30 7 2014  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2025......SUNRISE 6:49 AM CST SUNSET 4:27 PM CST  
NOVEMBER 22 2025......SUNRISE 6:50 AM CST SUNSET 4:27 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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