017  
CDUS43 KLOT 160633  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU MAY 16 2024  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 15 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 70 90 2001 72 -2 69  
MINIMUM 52 35 2016 50 2 49  
AVERAGE 61 61 0 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.60 2009 0.15 -0.15 0.00  
MONTH TO DATE 3.91 2.35 1.56 1.18  
SINCE MAR 1 15.55 9.17 6.38 6.00  
SINCE JAN 1 19.40 13.34 6.06 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 4 6 -2 6  
MONTH TO DATE 47 116 -69 93  
SINCE MAR 1 1065 1370 -305 1357  
SINCE JUL 1 5025 5976 -951 5631  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 8 20 -12 22  
SINCE MAR 1 24 30 -6 31  
SINCE JAN 1 24 30 -6 31    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2001  
MINIMUM TEMPERATURE (F) 50 32 1997  
 
SUNRISE AND SUNSET  
MAY 16 2024...........SUNRISE 5:31 AM CDT SUNSET 8:07 PM CDT  
MAY 17 2024...........SUNRISE 5:31 AM CDT SUNSET 8:08 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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