448  
CDUS43 KLOT 132234  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST THU FEB 13 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 13 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 26 12:17 AM 63 1938 35 -9 40  
MINIMUM 15 9:14 AM -18 1905 21 -6 29  
AVERAGE 21 28 -7 35  
 
PRECIPITATION (IN)  
TODAY T 0.78 1949 0.07 -0.07 0.00  
MONTH TO DATE 0.24 0.81 -0.57 0.02  
SINCE DEC 1 4.15 4.91 -0.76 6.49  
SINCE JAN 1 2.22 2.80 -0.58 3.52  
 
SNOWFALL (IN)  
TODAY 0.1 8.8 2007 0.4 -0.3 0.0  
MONTH TO DATE 3.1 5.5 -2.4 T  
SINCE DEC 1 10.1 24.4 -14.3 17.3  
SINCE JUL 1 13.0 26.4 -13.4 20.0  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 44 37 7 30  
MONTH TO DATE 471 502 -31 337  
SINCE DEC 1 2790 2805 -15 2328  
SINCE JUL 1 3557 3956 -399 3292  
 
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 W (270)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 13.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 12:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 62 1954  
MINIMUM TEMPERATURE (F) 21 -11 1905  
 
SUNRISE AND SUNSET  
FEBRUARY 13 2025......SUNRISE 6:50 AM CST SUNSET 5:22 PM CST  
FEBRUARY 14 2025......SUNRISE 6:48 AM CST SUNSET 5:24 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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