519  
CDUS43 KLOT 130637  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
137 AM CDT TUE JUN 13 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 12 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 70 4:40 PM 97 1956 80 -10 70  
MINIMUM 49 4:54 AM 40 1985 60 -11 58  
AVERAGE 60 70 -10 64  
 
PRECIPITATION (IN)  
YESTERDAY T 1.50 2021 0.15 -0.15 0.00  
MONTH TO DATE 0.93 1.70 -0.77 1.22  
SINCE JUN 1 0.93 1.70 -0.77 1.22  
SINCE JAN 1 13.89 16.35 -2.46 17.12  
 
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 5 1 4 1  
MONTH TO DATE 15 22 -7 6  
SINCE JUN 1 15 22 -7 6  
SINCE JUL 1 5408 5965 -557 5676  
 
COOLING  
YESTERDAY 0 6 -6 0  
MONTH TO DATE 63 57 6 20  
SINCE JUN 1 63 57 6 20  
SINCE JAN 1 156 127 29 165    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 4:00 AM  
LOWEST 33 5:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 1954  
1956  
MINIMUM TEMPERATURE (F) 60 40 1985  
 
SUNRISE AND SUNSET  
JUNE 13 2023..........SUNRISE 5:16 AM CDT SUNSET 8:28 PM CDT  
JUNE 14 2023..........SUNRISE 5:16 AM CDT SUNSET 8:28 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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