286  
CDUS43 KLOT 272134  
CLILOT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT MON JUL 27 2026  
   
...............................  
 
   
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JULY 27 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1992 TO 2026  
 
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST  
VALUE VALUE VALUE FROM YEAR  
NORMAL    
........................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 94 1997 85 -1 89  
MINIMUM 69 55 1994 65 4 72  
2013  
AVERAGE 77 74 3 81  
 
PRECIPITATION (IN)  
TODAY 1.71 4.90 2003 0.14 1.57 T  
MONTH TO DATE 4.39 3.90 0.49 4.29  
SINCE JUN 1 12.98 8.58 4.40 7.29  
SINCE JAN 1 27.97 24.38 3.59 18.21  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 12 23 -11 17  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 12 10 2 16  
MONTH TO DATE 313 266 47 314  
SINCE JUN 1 486 466 20 574  
SINCE JAN 1 542 543 -1 618    
........................................................  
 
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 91 2006  
2010  
2023  
MINIMUM TEMPERATURE (F) 65 50 2013  
 
SUNRISE AND SUNSET  
JULY 27 2026..........SUNRISE 5:42 AM CDT SUNSET 8:15 PM CDT  
JULY 28 2026..........SUNRISE 5:43 AM CDT SUNSET 8:14 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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