654  
CDUS43 KLOT 212144  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
444 PM CDT FRI APR 21 2023  
   
...............................
 
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR APRIL 21 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 63 79 2001 63 0 67  
MINIMUM 41 30 2011 41 0 49  
2013  
2021  
AVERAGE 52 52 0 58  
 
PRECIPITATION (IN)  
TODAY T 0.45 2001 0.15 -0.15 0.02  
2002  
MONTH TO DATE 1.35 2.68 -1.33 2.59  
SINCE MAR 1 4.37 5.39 -1.02 7.28  
SINCE JAN 1 11.03 9.56 1.47 11.40  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2009 0.1 -0.1 0.0  
2010  
2011  
MONTH TO DATE 0.1 0.8 -0.7 0.4  
SINCE MAR 1 2.1 5.0 -2.9 3.7  
SINCE JUL 1 16.1 33.1 -17.0 32.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 13 0 7  
MONTH TO DATE 253 348 -95 437  
SINCE MAR 1 1082 1154 -72 1207  
SINCE JUL 1 5356 5760 -404 5610  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 9 0 9 0  
SINCE MAR 1 9 3 6 0  
SINCE JAN 1 9 3 6 0    
........................................................
 
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 83 2007  
MINIMUM TEMPERATURE (F) 42 27 2021  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 6:04 AM CDT SUNSET 7:39 PM CDT  
APRIL 22 2023.........SUNRISE 6:02 AM CDT SUNSET 7:40 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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