238  
CDUS43 KLOT 230635  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST MON DEC 23 2024  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 22 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2024  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 53 2006 35 -2 45  
MINIMUM 12 -11 2000 20 -8 41  
AVERAGE 23 28 -5 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.82 2006 0.08 -0.08 0.49  
MONTH TO DATE 0.72 1.52 -0.80 2.73  
SINCE DEC 1 0.72 1.52 -0.80 2.73  
SINCE JAN 1 40.54 40.51 0.03 37.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.7 2009 0.3 -0.3 0.0  
MONTH TO DATE 1.9 4.8 -2.9 0.7  
SINCE DEC 1 1.9 4.8 -2.9 0.7  
SINCE JUL 1 4.1 6.1 -2.0 3.3  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 37 5 22  
MONTH TO DATE 822 756 66 617  
SINCE DEC 1 822 756 66 617  
SINCE JUL 1 1684 1948 -264 1738  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1040 947 93 871    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 59 2015  
MINIMUM TEMPERATURE (F) 20 -11 2022  
 
SUNRISE AND SUNSET  
DECEMBER 23 2024......SUNRISE 7:17 AM CST SUNSET 4:27 PM CST  
DECEMBER 24 2024......SUNRISE 7:17 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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