008  
CDUS43 KLOT 300634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SUN APR 30 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 29 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 2:02 PM 81 2007 65 -7 67  
MINIMUM 40 11:03 PM 27 2018 43 -3 48  
AVERAGE 49 54 -5 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 1.89 2020 0.16 0.04 0.09  
MONTH TO DATE 2.36 3.28 -0.92 3.82  
SINCE MAR 1 4.18 5.25 -1.07 6.88  
SINCE JAN 1 9.22 7.76 1.46 9.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 12 4 7  
MONTH TO DATE 436 480 -44 561  
SINCE MAR 1 1266 1330 -64 1348  
SINCE JUL 1 5616 6107 -491 5909  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 0 11 4  
SINCE MAR 1 11 2 9 4  
SINCE JAN 1 11 2 9 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 11:00 AM  
LOWEST 50 5:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 84 2013  
MINIMUM TEMPERATURE (F) 43 31 2008  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 5:51 AM CDT SUNSET 7:50 PM CDT  
MAY 1 2023...........SUNRISE 5:49 AM CDT SUNSET 7:51 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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