790  
CDUS43 KLOT 090634  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT FRI JUN 09 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 8 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 75 1:56 PM 97 1933 78 -3 69  
MINIMUM 51 3:42 AM 42 1885 58 -7 56  
AVERAGE 63 68 -5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.07 1958 0.15 -0.15 0.67  
MONTH TO DATE 0.88 1.13 -0.25 1.20  
SINCE JUN 1 0.88 1.13 -0.25 1.20  
SINCE JAN 1 13.84 15.78 -1.94 17.10  
 
SNOWFALL (IN)  
YESTERDAY 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 20.2 38.4 -18.2 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 2  
MONTH TO DATE 2 18 -16 5  
SINCE JUN 1 2 18 -16 5  
SINCE JUL 1 5395 5961 -566 5675  
 
COOLING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 50 35 15 15  
SINCE JUN 1 50 35 15 15  
SINCE JAN 1 143 105 38 160    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 25 4:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 98 1911  
MINIMUM TEMPERATURE (F) 59 40 1994  
 
SUNRISE AND SUNSET  
JUNE 9 2023..........SUNRISE 5:16 AM CDT SUNSET 8:26 PM CDT  
JUNE 10 2023..........SUNRISE 5:16 AM CDT SUNSET 8:26 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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