865  
CDUS43 KLOT 180636  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST SAT JAN 18 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JANUARY 17 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 45 56 1996 31 14 20  
MINIMUM 22 -15 1994 16 6 0  
1997  
AVERAGE 34 23 11 10  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1999 0.07 -0.07 T  
MONTH TO DATE 0.28 1.28 -1.00 2.08  
SINCE DEC 1 2.08 3.43 -1.35 5.38  
SINCE JAN 1 0.28 1.28 -1.00 2.08  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.9 2020 0.3 -0.3 T  
MONTH TO DATE 7.0 5.4 1.6 12.4  
SINCE DEC 1 8.9 12.9 -4.0 13.3  
SINCE JUL 1 11.1 14.2 -3.1 15.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 42 -11 55  
MONTH TO DATE 751 694 57 716  
SINCE DEC 1 1798 1798 0 1557  
SINCE JUL 1 2660 2990 -330 2678  
 
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) 31 60 1996  
MINIMUM TEMPERATURE (F) 16 -22 1994  
 
SUNRISE AND SUNSET  
JANUARY 18 2025.......SUNRISE 7:15 AM CST SUNSET 4:51 PM CST  
JANUARY 19 2025.......SUNRISE 7:14 AM CST SUNSET 4:52 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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