890  
CDUS43 KLOT 250635  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT FRI OCT 25 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 24 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 64 3:16 PM 83 1963 59 5 83  
2023  
MINIMUM 40 5:00 AM 17 1981 43 -3 62  
AVERAGE 52 51 1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 1.85 2021 0.11 0.10 0.00  
MONTH TO DATE 0.52 2.68 -2.16 1.96  
SINCE SEP 1 1.84 5.87 -4.03 5.32  
SINCE JAN 1 28.70 32.58 -3.88 29.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1909 0.0 0.0 0.0  
1959  
2013  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 14 -1 0  
MONTH TO DATE 138 245 -107 188  
SINCE SEP 1 153 322 -169 201  
SINCE JUL 1 153 328 -175 203  
 
COOLING  
YESTERDAY 0 0 0 8  
MONTH TO DATE 16 12 4 52  
SINCE SEP 1 206 128 78 207  
SINCE JAN 1 1192 1000 192 1141    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 7:00 AM  
LOWEST 31 3:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 1963  
MINIMUM TEMPERATURE (F) 42 14 1887  
 
SUNRISE AND SUNSET  
OCTOBER 25 2024.......SUNRISE 7:16 AM CDT SUNSET 5:54 PM CDT  
OCTOBER 26 2024.......SUNRISE 7:18 AM CDT SUNSET 5:53 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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