835  
CDUS43 KLOT 220633  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SUN OCT 22 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 21 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 65 80 2007 62 3 75  
MINIMUM 41 24 2018 42 -1 40  
AVERAGE 53 52 1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.88 2020 0.12 -0.12 0.00  
MONTH TO DATE 2.40 2.57 -0.17 1.15  
SINCE SEP 1 7.99 5.88 2.11 3.74  
SINCE JAN 1 33.08 35.22 -2.14 32.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 T  
SINCE SEP 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 14 -2 7  
MONTH TO DATE 219 207 12 290  
SINCE SEP 1 252 287 -35 388  
SINCE JUL 1 254 293 -39 388  
 
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) 61 79 2020  
2022  
MINIMUM TEMPERATURE (F) 41 26 2013  
 
SUNRISE AND SUNSET  
OCTOBER 22 2023.......SUNRISE 7:12 AM CDT SUNSET 6:01 PM CDT  
OCTOBER 23 2023.......SUNRISE 7:13 AM CDT SUNSET 5:59 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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