300  
CDUS43 KLOT 042137  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT WED SEP 04 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 4 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 2:50 PM 95 1954 80 4 93  
1960  
MINIMUM 60 5:36 AM 43 1938 63 -3 71  
AVERAGE 72 71 1 82  
 
PRECIPITATION (IN)  
TODAY 0.00 3.05 2008 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.44 -0.44 0.00  
SINCE SEP 1 0.00 0.44 -0.44 0.00  
SINCE JAN 1 29.47 24.47 5.00 25.61  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 4 -4 1  
 
COOLING  
TODAY 7 7 0 17  
MONTH TO DATE 20 29 -9 51  
SINCE SEP 1 20 29 -9 51  
SINCE JAN 1 1143 985 158 1013    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1:00 AM  
LOWEST 24 2:00 PM  
AVERAGE 47  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 97 1954  
MINIMUM TEMPERATURE (F) 63 48 1935  
1974  
1988  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2024.....SUNRISE 6:20 AM CDT SUNSET 7:18 PM CDT  
SEPTEMBER 5 2024.....SUNRISE 6:21 AM CDT SUNSET 7:17 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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