737  
CDUS43 KLOT 150644  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
144 AM CDT THU JUN 15 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 14 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 77 2:12 PM 99 1987 80 -3 98  
MINIMUM 59 5:10 AM 45 1997 61 -2 65  
AVERAGE 68 70 -2 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.58 1949 0.14 -0.14 0.00  
MONTH TO DATE 1.47 1.98 -0.51 2.10  
SINCE JUN 1 1.47 1.98 -0.51 2.10  
SINCE JAN 1 14.43 16.63 -2.20 18.00  
 
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 1 -1 0  
MONTH TO DATE 20 24 -4 6  
SINCE JUN 1 20 24 -4 6  
SINCE JUL 1 5413 5967 -554 5676  
 
COOLING  
YESTERDAY 3 6 -3 17  
MONTH TO DATE 66 69 -3 45  
SINCE JUN 1 66 69 -3 45  
SINCE JAN 1 159 139 20 190    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1:00 AM  
LOWEST 57 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 2022  
MINIMUM TEMPERATURE (F) 61 43 1997  
 
SUNRISE AND SUNSET  
JUNE 15 2023..........SUNRISE 5:16 AM CDT SUNSET 8:29 PM CDT  
JUNE 16 2023..........SUNRISE 5:16 AM CDT SUNSET 8:29 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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