885  
CDUS43 KLOT 112237  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CST TUE FEB 11 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 11 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 28 12:02 AM 70 1999 34 -6 41  
MINIMUM 21 7:05 AM -14 1885 21 0 25  
AVERAGE 25 27 -2 33  
 
PRECIPITATION (IN)  
TODAY T 0.83 2009 0.07 -0.07 0.00  
MONTH TO DATE 0.06 0.67 -0.61 0.02  
SINCE DEC 1 3.97 4.77 -0.80 6.49  
SINCE JAN 1 2.04 2.66 -0.62 3.52  
 
SNOWFALL (IN)  
TODAY 0.1 8.3 1956 0.4 -0.3 0.0  
MONTH TO DATE 0.2 4.6 -4.4 T  
SINCE DEC 1 7.2 23.5 -16.3 17.3  
SINCE JUL 1 10.1 25.5 -15.4 20.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 40 38 2 32  
MONTH TO DATE 386 428 -42 278  
SINCE DEC 1 2705 2731 -26 2269  
SINCE JUL 1 3472 3882 -410 3233  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 7:00 AM  
LOWEST 57 5:00 AM  
AVERAGE 66  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 62 1882  
1984  
MINIMUM TEMPERATURE (F) 21 -17 1899  
 
SUNRISE AND SUNSET  
FEBRUARY 11 2025......SUNRISE 6:52 AM CST SUNSET 5:20 PM CST  
FEBRUARY 12 2025......SUNRISE 6:51 AM CST SUNSET 5:21 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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