844  
CDUS43 KLOT 082140  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT SUN OCT 08 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 8 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 56 11:19 AM 88 2007 67 -11 60  
MINIMUM 45 1:30 AM 30 1952 50 -5 38  
AVERAGE 51 58 -7 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.32 1990 0.11 -0.11 0.00  
MONTH TO DATE 0.45 0.87 -0.42 0.10  
SINCE SEP 1 4.05 3.64 0.41 2.16  
SINCE JAN 1 29.66 27.67 1.99 26.08  
 
DEGREE DAYS  
HEATING  
TODAY 14 8 6 16  
MONTH TO DATE 39 52 -13 44  
SINCE SEP 1 54 111 -57 98  
SINCE JUL 1 55 115 -60 98  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 42 12 30 1  
SINCE SEP 1 179 148 31 215  
SINCE JAN 1 1141 1104 37 1487    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1:00 AM  
LOWEST 45 12:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 2010  
MINIMUM TEMPERATURE (F) 49 32 1945  
1964  
 
SUNRISE AND SUNSET  
OCTOBER 8 2023.......SUNRISE 6:55 AM CDT SUNSET 6:21 PM CDT  
OCTOBER 9 2023.......SUNRISE 6:56 AM CDT SUNSET 6:20 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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