599  
CDUS43 KLOT 312239  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CST TUE DEC 31 2024  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 31 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 42 58 2006 33 9 35  
MINIMUM 35 -4 2017 18 17 30  
AVERAGE 39 26 13 33  
 
PRECIPITATION (IN)  
TODAY 0.26 1.57 2010 0.07 0.19 0.01  
MONTH TO DATE 1.80 2.15 -0.35 3.30  
SINCE DEC 1 1.80 2.15 -0.35 3.30  
SINCE JAN 1 41.62 41.14 0.48 38.40  
 
SNOWFALL (IN)  
TODAY T 2.0 2007 0.3 -0.3 0.2  
MONTH TO DATE 1.9 7.5 -5.6 0.9  
SINCE DEC 1 1.9 7.5 -5.6 0.9  
SINCE JUL 1 4.1 8.8 -4.7 3.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 26 39 -13 32  
MONTH TO DATE 1045 1103 -58 841  
SINCE DEC 1 1045 1103 -58 841  
SINCE JUL 1 1907 2295 -388 1962  
 
COOLING  
TODAY 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 TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 50 2000  
MINIMUM TEMPERATURE (F) 18 -14 2018  
 
SUNRISE AND SUNSET  
DECEMBER 31 2024......SUNRISE 7:19 AM CST SUNSET 4:32 PM CST  
JANUARY 1 2025.......SUNRISE 7:19 AM CST SUNSET 4:33 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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