544  
CDUS43 KLOT 080639  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT THU MAY 08 2025  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 7 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 77 86 2023 69 8 76  
MINIMUM 48 34 1992 47 1 56  
AVERAGE 63 58 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1998 0.16 -0.16 0.82  
MONTH TO DATE 0.49 1.12 -0.63 1.43  
SINCE MAR 1 8.33 7.94 0.39 13.07  
SINCE JAN 1 9.75 12.11 -2.36 16.92  
 
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 MAR 1 2.7 5.1 -2.4 0.6  
SINCE JUL 1 17.5 33.2 -15.7 18.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 8 -6 0  
MONTH TO DATE 61 61 0 17  
SINCE MAR 1 1124 1315 -191 1035  
SINCE JUL 1 5462 5921 -459 4995  
 
COOLING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 0 7 -7 2  
SINCE MAR 1 6 17 -11 18  
SINCE JAN 1 6 17 -11 18    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 2014  
MINIMUM TEMPERATURE (F) 48 30 2020  
 
SUNRISE AND SUNSET  
MAY 8 2025...........SUNRISE 5:40 AM CDT SUNSET 7:58 PM CDT  
MAY 9 2025...........SUNRISE 5:39 AM CDT SUNSET 7:59 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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