951  
CDUS43 KLOT 232136  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT FRI MAY 23 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 23 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 90 2007 75 -9 81  
2010  
MINIMUM 42 40 1992 53 -11 53  
AVERAGE 54 64 -10 67  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 1995 0.15 -0.15 0.00  
MONTH TO DATE 1.33 3.59 -2.26 3.94  
SINCE MAR 1 9.17 10.41 -1.24 15.58  
SINCE JAN 1 10.59 14.58 -3.99 19.43  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 11 4 7 0  
MONTH TO DATE 174 154 20 50  
SINCE MAR 1 1237 1408 -171 1068  
SINCE JUL 1 5575 6014 -439 5028  
 
COOLING  
TODAY 0 3 -3 2  
MONTH TO DATE 38 39 -1 49  
SINCE MAR 1 44 49 -5 65  
SINCE JAN 1 44 49 -5 65    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 2010  
MINIMUM TEMPERATURE (F) 53 34 1992  
 
SUNRISE AND SUNSET  
MAY 23 2025...........SUNRISE 5:26 AM CDT SUNSET 8:13 PM CDT  
MAY 24 2025...........SUNRISE 5:25 AM CDT SUNSET 8:14 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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