821  
CDUS43 KLOT 150634  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SUN OCT 15 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 14 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 54 78 2020 65 -11 59  
MINIMUM 48 30 2002 44 4 35  
AVERAGE 51 54 -3 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 4.02 2017 0.13 0.05 0.12  
MONTH TO DATE 2.09 1.73 0.36 1.15  
SINCE SEP 1 7.68 5.04 2.64 3.74  
SINCE JAN 1 32.77 34.38 -1.61 32.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE SEP 1 T 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 11 3 18  
MONTH TO DATE 127 120 7 143  
SINCE SEP 1 160 200 -40 241  
SINCE JUL 1 162 206 -44 241  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 31 13 18 0  
SINCE SEP 1 125 119 6 127  
SINCE JAN 1 868 944 -76 994    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 80 1999  
MINIMUM TEMPERATURE (F) 44 30 2006  
 
SUNRISE AND SUNSET  
OCTOBER 15 2023.......SUNRISE 7:04 AM CDT SUNSET 6:11 PM CDT  
OCTOBER 16 2023.......SUNRISE 7:05 AM CDT SUNSET 6:10 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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