489  
CDUS43 KLOT 192151  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
451 PM CDT SAT AUG 19 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 19 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 3:43 PM 99 1947 83 0 88  
1983  
MINIMUM 63 MM 49 1933 66 -3 69  
AVERAGE 73 74 -1 79  
 
PRECIPITATION (IN)  
TODAY 0.00 1.39 2007 0.13 -0.13 T  
MONTH TO DATE 2.72 2.47 0.25 0.29  
SINCE JUN 1 16.08 10.03 6.05 8.39  
SINCE JAN 1 25.61 22.51 3.10 22.39  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 25 -9 1  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 8 9 -1 14  
MONTH TO DATE 171 196 -25 243  
SINCE JUN 1 738 771 -33 954  
SINCE JAN 1 837 853 -16 1139    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 5:00 AM  
LOWEST 49 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1947  
MINIMUM TEMPERATURE (F) 66 47 1950  
 
SUNRISE AND SUNSET  
AUGUST 19 2023........SUNRISE 6:03 AM CDT SUNSET 7:45 PM CDT  
AUGUST 20 2023........SUNRISE 6:04 AM CDT SUNSET 7:44 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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