368  
CDUS43 KLOT 020634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT TUE MAY 02 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 1 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 51 6:24 PM 85 2018 65 -14 55  
2021  
MINIMUM 40 4:44 AM 30 2005 43 -3 49  
AVERAGE 46 54 -8 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.97 2003 0.15 -0.11 0.01  
MONTH TO DATE 0.04 0.15 -0.11 0.01  
SINCE MAR 1 4.32 5.56 -1.24 8.07  
SINCE JAN 1 9.36 8.07 1.29 10.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 11 8 13  
MONTH TO DATE 19 11 8 13  
SINCE MAR 1 1307 1353 -46 1365  
SINCE JUL 1 5657 6130 -473 5926  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 11 6 5 4  
SINCE JAN 1 11 6 5 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 16.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 AM  
LOWEST 56 7:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 2018  
2021  
MINIMUM TEMPERATURE (F) 44 30 2004  
 
SUNRISE AND SUNSET  
MAY 2 2023...........SUNRISE 5:48 AM CDT SUNSET 7:53 PM CDT  
MAY 3 2023...........SUNRISE 5:47 AM CDT SUNSET 7:54 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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