712  
CDUS43 KLOT 190636  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SUN MAY 19 2019  
 
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 18 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1992 TO 2019  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
.......................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 93 1998 72 11 71  
MINIMUM 46 31 2002 51 -5 52  
AVERAGE 65 61 4 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.76 1.22 2000 0.14 0.62 0.09  
MONTH TO DATE 5.07 2.44 2.63 2.76  
SINCE MAR 1 13.72 9.17 4.55 6.97  
SINCE JAN 1 18.39 12.88 5.51 13.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6  
MONTH TO DATE 166 137 29  
SINCE MAR 1 1539 1403 136  
SINCE JUL 1 6382 6131 251  
 
COOLING  
YESTERDAY 0 2 -2  
MONTH TO DATE 1 21 -20  
SINCE MAR 1 3 26 -23  
SINCE JAN 1 3 26 -23    
.......................................................
 
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 1996  
MINIMUM TEMPERATURE (F) 51 38 1993  
 
 
SUNRISE AND SUNSET  
MAY 19 2019...........SUNRISE 529 AM CDT SUNSET 809 PM CDT  
MAY 20 2019...........SUNRISE 529 AM CDT SUNSET 810 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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