627  
CDUS43 KLOT 212134  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT FRI JUN 21 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 21 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 94 2:59 PM 101 1988 82 12 88  
MINIMUM 66 2:04 AM 38 1992 63 3 61  
AVERAGE 80 72 8 75  
 
PRECIPITATION (IN)  
TODAY 0.00 1.58 1875 0.14 -0.14 0.00  
MONTH TO DATE 1.58 2.94 -1.36 1.47  
SINCE JUN 1 1.58 2.94 -1.36 1.47  
SINCE JAN 1 16.85 17.59 -0.74 14.43  
 
SNOWFALL (IN)  
TODAY 0.0 T 2013 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 22.2 38.4 -16.2 20.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 6 29 -23 25  
SINCE JUN 1 6 29 -23 25  
SINCE JUL 1 4775 5972 -1197 5418  
 
COOLING  
TODAY 15 8 7 10  
MONTH TO DATE 194 119 75 104  
SINCE JUN 1 194 119 75 104  
SINCE JAN 1 274 189 85 197    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 97 1988  
MINIMUM TEMPERATURE (F) 63 40 1875  
 
SUNRISE AND SUNSET  
JUNE 21 2024..........SUNRISE 5:16 AM CDT SUNSET 8:31 PM CDT  
JUNE 22 2024..........SUNRISE 5:17 AM CDT SUNSET 8:31 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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