934  
CDUS43 KLOT 122138  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CDT MON JUN 12 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 12 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 2:12 PM 97 1956 80 -10 70  
MINIMUM 49 4:54 AM 40 1985 60 -11 58  
AVERAGE 60 70 -10 64  
 
PRECIPITATION (IN)  
TODAY 0.00 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)  
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 20.2 38.4 -18.2 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 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 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 4:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 1954  
1956  
MINIMUM TEMPERATURE (F) 60 40 1985  
 
SUNRISE AND SUNSET  
JUNE 12 2023..........SUNRISE 5:16 AM CDT SUNSET 8:27 PM CDT  
JUNE 13 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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