263  
CDUS43 KLOT 020634  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT TUE MAY 02 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 1 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2023  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 88 1992 67 -16 55  
MINIMUM 39 32 2005 45 -6 48  
AVERAGE 45 56 -11 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.90 2019 0.16 -0.09 T  
MONTH TO DATE 0.07 0.16 -0.09 T  
SINCE MAR 1 4.89 6.98 -2.09 8.93  
SINCE JAN 1 11.55 11.15 0.40 13.05  
 
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 2.1 5.1 -3.0 3.7  
SINCE JUL 1 16.1 33.2 -17.1 32.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 10 10 13  
MONTH TO DATE 20 10 10 13  
SINCE MAR 1 1284 1264 20 1329  
SINCE JUL 1 5558 5870 -312 5732  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 9 11 -2 5  
SINCE JAN 1 9 11 -2 5    
........................................................
 
 
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 2023...........SUNRISE 5:48 AM CDT SUNSET 7:51 PM CDT  
MAY 3 2023...........SUNRISE 5:47 AM CDT SUNSET 7:52 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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