061  
CDUS43 KLOT 222141  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
441 PM CDT SAT MAY 22 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MAY 22 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 2:59 PM 88 2011 73 14  
MINIMUM 66 4:20 AM 34 2006 51 15  
AVERAGE 77 62 15  
 
PRECIPITATION (IN)  
TODAY 0.00 1.25 2013 0.15 -0.15  
MONTH TO DATE 1.04 3.18 -2.14  
SINCE MAR 1 2.85 8.59 -5.74  
SINCE JAN 1 4.01 11.10 -7.09  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5  
MONTH TO DATE 202 175 27  
SINCE MAR 1 1345 1517 -172  
SINCE JUL 1 6144 6294 -150  
 
COOLING  
TODAY 12 2 10  
MONTH TO DATE 42 24 18  
SINCE MAR 1 52 30 22  
SINCE JAN 1 52 30 22    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 89 2010  
MINIMUM TEMPERATURE (F) 51 37 2013  
 
SUNRISE AND SUNSET  
MAY 22 2021...........SUNRISE 5:26 AM CDT SUNSET 8:14 PM CDT  
MAY 23 2021...........SUNRISE 5:26 AM CDT SUNSET 8:15 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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