546  
CDUS43 KLOT 020635  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT SUN JUL 02 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 1 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 2:01 PM 103 1956 84 2 82  
MINIMUM 72 4:43 AM 46 1982 65 7 67  
AVERAGE 79 75 4 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.47 1.56 1901 0.11 0.36 T  
MONTH TO DATE 0.47 0.11 0.36 T  
SINCE JUN 1 2.83 4.21 -1.38 2.66  
SINCE JAN 1 15.79 18.86 -3.07 18.56  
 
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 T  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 25 31 -6 7  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 10 4 10  
MONTH TO DATE 14 10 4 10  
SINCE JUN 1 219 209 10 242  
SINCE JAN 1 312 279 33 387    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 4:00 PM  
LOWEST 65 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1970  
MINIMUM TEMPERATURE (F) 65 49 1984  
2001  
 
SUNRISE AND SUNSET  
JULY 2 2023..........SUNRISE 5:20 AM CDT SUNSET 8:31 PM CDT  
JULY 3 2023..........SUNRISE 5:21 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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