349  
CDUS43 KLOT 180634  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SAT MAY 18 2024  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2024  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 89 1996 73 8 64  
MINIMUM 56 35 2002 51 5 45  
AVERAGE 69 62 7 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.64 2020 0.15 -0.15 0.00  
MONTH TO DATE 3.93 2.65 1.28 1.18  
SINCE MAR 1 15.57 9.47 6.10 6.00  
SINCE JAN 1 19.42 13.64 5.78 12.66  
 
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 0.6 5.1 -4.5 2.1  
SINCE JUL 1 18.7 33.2 -14.5 16.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 10  
MONTH TO DATE 50 127 -77 104  
SINCE MAR 1 1068 1381 -313 1368  
SINCE JUL 1 5028 5987 -959 5642  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 12 24 -12 22  
SINCE MAR 1 28 34 -6 31  
SINCE JAN 1 28 34 -6 31    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 93 1998  
MINIMUM TEMPERATURE (F) 51 31 2002  
 
SUNRISE AND SUNSET  
MAY 18 2024...........SUNRISE 5:30 AM CDT SUNSET 8:09 PM CDT  
MAY 19 2024...........SUNRISE 5:29 AM CDT SUNSET 8:09 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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