248  
CDUS43 KLOT 260634  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT MON MAY 26 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 25 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 66 89 2016 76 -10 76  
MINIMUM 48 32 1992 54 -6 55  
AVERAGE 57 64 -7 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 2.31 2011 0.15 -0.12 0.00  
MONTH TO DATE 1.36 3.89 -2.53 4.44  
SINCE MAR 1 9.20 10.71 -1.51 16.08  
SINCE JAN 1 10.62 14.88 -4.26 19.93  
 
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 8 4 4 0  
MONTH TO DATE 191 162 29 50  
SINCE MAR 1 1254 1416 -162 1068  
SINCE JUL 1 5592 6022 -430 5028  
 
COOLING  
YESTERDAY 0 3 -3 1  
MONTH TO DATE 38 45 -7 55  
SINCE MAR 1 44 55 -11 71  
SINCE JAN 1 44 55 -11 71    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 2012  
MINIMUM TEMPERATURE (F) 54 35 1992  
 
SUNRISE AND SUNSET  
MAY 26 2025...........SUNRISE 5:24 AM CDT SUNSET 8:16 PM CDT  
MAY 27 2025...........SUNRISE 5:23 AM CDT SUNSET 8:16 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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