784  
CDUS43 KLOT 072144  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CDT TUE JUL 7 2020  
 
   
...............................
 
 
   
..THE CHICAGO-OHARE IL CLIMATE SUMMARY FOR JULY 7 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 96 259 PM 102 1980 84 12 77  
MINIMUM 76 418 AM 45 1983 64 12 64  
AVERAGE 86 74 12 71  
 
PRECIPITATION (IN)  
TODAY 0.00 2.23 1879 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.73 -0.73 0.89  
SINCE JUN 1 4.40 4.18 0.22 3.94  
SINCE JAN 1 24.77 17.26 7.51 25.07  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 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  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 12 48 -36 40  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 9 12 6  
MONTH TO DATE 119 62 57 94  
SINCE JUN 1 408 227 181 224  
SINCE JAN 1 482 281 201 257    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 500 AM  
LOWEST 34 300 PM  
AVERAGE 54  
   
......................................................
 
 
 
THE CHICAGO-OHARE IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1955  
MINIMUM TEMPERATURE (F) 64 48 1984  
 
 
SUNRISE AND SUNSET  
JULY 7 2020..........SUNRISE 524 AM CDT SUNSET 829 PM CDT  
JULY 8 2020..........SUNRISE 524 AM CDT SUNSET 829 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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