171  
CDUS43 KLOT 020701  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
201 AM CDT FRI MAY 02 2025  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 1 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 70 88 1992 67 3 75  
MINIMUM 53 32 2005 45 8 55  
AVERAGE 62 56 6 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 0.90 2019 0.16 0.28 T  
MONTH TO DATE 0.44 0.16 0.28 T  
SINCE MAR 1 8.28 6.98 1.30 11.64  
SINCE JAN 1 9.70 11.15 -1.45 15.49  
 
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 3 10 -7 0  
MONTH TO DATE 3 10 -7 0  
SINCE MAR 1 1066 1264 -198 1018  
SINCE JUL 1 5404 5870 -466 4978  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 6 11 -5 16  
SINCE JAN 1 6 11 -5 16    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 86 2018  
MINIMUM TEMPERATURE (F) 45 32 2005  
 
SUNRISE AND SUNSET  
MAY 2 2025...........SUNRISE 5:47 AM CDT SUNSET 7:52 PM CDT  
MAY 3 2025...........SUNRISE 5:46 AM CDT SUNSET 7:53 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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