684  
CDUS43 KLOT 152241  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
441 PM CST SAT FEB 15 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 15 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 33 12:56 PM 69 1954 36 -3 44  
MINIMUM 26 12:35 AM -9 1875 22 4 30  
1905  
AVERAGE 30 29 1 37  
 
PRECIPITATION (IN)  
TODAY 0.02 0.78 1954 0.07 -0.05 0.08  
MONTH TO DATE 0.41 0.95 -0.54 0.10  
SINCE DEC 1 4.32 5.05 -0.73 6.57  
SINCE JAN 1 2.39 2.94 -0.55 3.60  
 
SNOWFALL (IN) VALID THRU NOON  
TODAY 0.0 6.1 2021 0.4 -0.4 0.0  
MONTH TO DATE 4.9 6.3 -1.4 T  
SINCE DEC 1 11.9 25.2 -13.3 17.3  
SINCE JUL 1 14.8 27.2 -12.4 20.0  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 35 36 -1 28  
MONTH TO DATE 561 575 -14 393  
SINCE DEC 1 2880 2878 2 2384  
SINCE JUL 1 3647 4029 -382 3348  
 
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 13 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAIL  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 12:00 AM  
LOWEST 69 12:00 PM  
AVERAGE 77  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 58 1921  
MINIMUM TEMPERATURE (F) 22 -10 1885  
 
SUNRISE AND SUNSET  
FEBRUARY 15 2025......SUNRISE 6:47 AM CST SUNSET 5:25 PM CST  
FEBRUARY 16 2025......SUNRISE 6:46 AM CST SUNSET 5:26 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page