080  
CDUS43 KLOT 300741  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
241 AM CDT WED OCT 30 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 29 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 82R 3:27 PM 82 2024 57 25 47  
MINIMUM 67R 12:19 AM 19 1925 41 26 39  
AVERAGE 75 49 26 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.19 1875 0.11 -0.11 0.01  
MONTH TO DATE 1.15 3.23 -2.08 2.25  
SINCE SEP 1 2.47 6.42 -3.95 5.61  
SINCE JAN 1 29.33 33.13 -3.80 29.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.2 1917 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 16 -16 22  
MONTH TO DATE 186 323 -137 235  
SINCE SEP 1 201 400 -199 248  
SINCE JUL 1 201 406 -205 250  
 
COOLING  
YESTERDAY 10 0 10 0  
MONTH TO DATE 26 12 14 56  
SINCE SEP 1 216 128 88 211  
SINCE JAN 1 1202 1000 202 1145    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 17.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 12:00 AM  
LOWEST 42 5:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 85 1950  
MINIMUM TEMPERATURE (F) 40 21 1988  
 
SUNRISE AND SUNSET  
OCTOBER 30 2024.......SUNRISE 7:22 AM CDT SUNSET 5:47 PM CDT  
OCTOBER 31 2024.......SUNRISE 7:24 AM CDT SUNSET 5:46 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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