718  
CDUS43 KLOT 120634  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT WED JUL 12 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 11 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 12:15 PM 107 1936 85 3 87  
MINIMUM 69 9:32 PM 51 1978 68 1 72  
AVERAGE 79 76 3 80  
 
PRECIPITATION (IN)  
YESTERDAY 1.04 6.16 1957 0.11 0.93 T  
MONTH TO DATE 7.73 1.24 6.49 1.77  
SINCE JUN 1 9.81 5.25 4.56 3.35  
SINCE JAN 1 19.34 17.73 1.61 17.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 24 -8 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 12 2 15  
MONTH TO DATE 117 122 -5 143  
SINCE JUN 1 339 344 -5 452  
SINCE JAN 1 438 426 12 637    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 PM  
LOWEST 47 12:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 100 1936  
MINIMUM TEMPERATURE (F) 68 55 1945  
1975  
 
SUNRISE AND SUNSET  
JULY 12 2023..........SUNRISE 5:27 AM CDT SUNSET 8:26 PM CDT  
JULY 13 2023..........SUNRISE 5:28 AM CDT SUNSET 8:25 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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