100  
CDUS43 KLOT 040639  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1239 AM CST SAT JAN 04 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JANUARY 3 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 23 57 1998 33 -10 35  
MINIMUM 15 -11 2014 18 -3 30  
AVERAGE 19 25 -6 33  
 
PRECIPITATION (IN)  
YESTERDAY T 0.94 2023 0.08 -0.08 T  
MONTH TO DATE 0.03 0.24 -0.21 T  
SINCE DEC 1 1.83 2.39 -0.56 3.30  
SINCE JAN 1 0.03 0.24 -0.21 T  
 
SNOWFALL (IN)  
YESTERDAY T 1.0 2021 0.3 -0.3 0.0  
MONTH TO DATE 0.6 0.9 -0.3 T  
SINCE DEC 1 2.5 8.4 -5.9 0.9  
SINCE JUL 1 4.7 9.7 -5.0 3.5  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 40 6 32  
MONTH TO DATE 121 120 1 99  
SINCE DEC 1 1168 1224 -56 940  
SINCE JUL 1 2030 2416 -386 2061  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 64 1997  
MINIMUM TEMPERATURE (F) 17 -14 1999  
 
SUNRISE AND SUNSET  
JANUARY 4 2025.......SUNRISE 7:19 AM CST SUNSET 4:36 PM CST  
JANUARY 5 2025.......SUNRISE 7:19 AM CST SUNSET 4:37 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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