958  
CDUS43 KLOT 060634  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT FRI SEP 06 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 5 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 3:10 PM 98 1899 79 8 94  
MINIMUM 64 4:43 AM 44 1984 61 3 74  
1988  
AVERAGE 76 70 6 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.89 1971 0.12 -0.08 0.02  
MONTH TO DATE 0.04 0.59 -0.55 0.02  
SINCE SEP 1 0.04 0.59 -0.55 0.02  
SINCE JAN 1 26.90 27.30 -0.40 24.28  
 
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 SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 0 8 -8 2  
 
COOLING  
YESTERDAY 11 6 5 19  
MONTH TO DATE 25 31 -6 73  
SINCE SEP 1 25 31 -6 73  
SINCE JAN 1 1011 903 108 1007    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 7:00 PM  
LOWEST 33 3:00 PM  
AVERAGE 56  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 1954  
1960  
MINIMUM TEMPERATURE (F) 61 42 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2024.....SUNRISE 6:23 AM CDT SUNSET 7:16 PM CDT  
SEPTEMBER 7 2024.....SUNRISE 6:24 AM CDT SUNSET 7:14 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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