537  
CDUS43 KLOT 230638  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
138 AM CDT FRI JUN 23 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 22 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 1:34 PM 97 1988 82 4 89  
MINIMUM 66 5:17 AM 40 1875 63 3 72  
AVERAGE 76 73 3 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 2020 0.14 -0.14 0.00  
MONTH TO DATE 1.47 3.08 -1.61 2.40  
SINCE JUN 1 1.47 3.08 -1.61 2.40  
SINCE JAN 1 14.43 17.73 -3.30 18.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 20.2 38.4 -18.2 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 25 29 -4 7  
SINCE JUN 1 25 29 -4 7  
SINCE JUL 1 5418 5972 -554 5677  
 
COOLING  
YESTERDAY 11 8 3 16  
MONTH TO DATE 115 127 -12 149  
SINCE JUN 1 115 127 -12 149  
SINCE JAN 1 208 197 11 294    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 5:00 AM  
LOWEST 37 12:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 97 1930  
MINIMUM TEMPERATURE (F) 63 44 1982  
 
SUNRISE AND SUNSET  
JUNE 23 2023..........SUNRISE 5:17 AM CDT SUNSET 8:31 PM CDT  
JUNE 24 2023..........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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