340  
CDUS43 KLOT 230636  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SAT AUG 23 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 22 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 81 89 1996 82 -1 77  
2007  
MINIMUM 60 51 1992 63 -3 51  
2004  
2024  
AVERAGE 71 72 -1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.04 2007 0.14 -0.14 0.00  
MONTH TO DATE 5.86 3.10 2.76 2.31  
SINCE JUN 1 13.72 12.28 1.44 11.30  
SINCE JAN 1 24.64 28.08 -3.44 32.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 0 0 0 4  
SINCE JUN 1 17 25 -8 12  
SINCE JUL 1 0 2 -2 4  
 
COOLING  
YESTERDAY 6 7 -1 0  
MONTH TO DATE 224 186 38 149  
SINCE JUN 1 847 686 161 688  
SINCE JAN 1 891 763 128 759    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 94 2023  
MINIMUM TEMPERATURE (F) 62 51 1997  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 6:10 AM CDT SUNSET 7:39 PM CDT  
AUGUST 24 2025........SUNRISE 6:11 AM CDT SUNSET 7:38 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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