338  
CDUS43 KLOT 072232  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CST SAT DEC 07 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 7 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 50 3:46 PM 64 1916 39 11 51  
MINIMUM 24 6:08 AM -6 1882 27 -3 36  
AVERAGE 37 33 4 44  
 
PRECIPITATION (IN)  
TODAY 0.00 1.12 1980 0.08 -0.08 0.00  
MONTH TO DATE T 0.54 -0.54 1.06  
SINCE DEC 1 T 0.54 -0.54 1.06  
SINCE JAN 1 32.99 36.29 -3.30 31.82  
 
SNOWFALL (IN)  
TODAY 0.0 6.9 1978 0.2 -0.2 0.0  
MONTH TO DATE 0.2 1.5 -1.3 0.3  
SINCE DEC 1 0.2 1.5 -1.3 0.3  
SINCE JUL 1 3.1 3.5 -0.4 3.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 32 -4 21  
MONTH TO DATE 279 218 61 180  
SINCE DEC 1 279 218 61 180  
SINCE JUL 1 1046 1369 -323 1144  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1212 1003 209 1145    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 7:00 AM  
LOWEST 39 2:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 64 1946  
MINIMUM TEMPERATURE (F) 26 -7 1882  
 
SUNRISE AND SUNSET  
DECEMBER 7 2024......SUNRISE 7:06 AM CST SUNSET 4:20 PM CST  
DECEMBER 8 2024......SUNRISE 7:07 AM CST SUNSET 4:20 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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