727  
CDUS43 KLOT 192234  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST WED FEB 19 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 19 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 17 1:52 PM 69 2017 37 -20 50  
MINIMUM 4 7:44 AM -8 2015 23 -19 23  
AVERAGE 11 30 -19 37  
 
PRECIPITATION (IN)  
TODAY 0.00 0.95 1994 0.08 -0.08 0.00  
MONTH TO DATE 0.41 1.25 -0.84 0.10  
SINCE DEC 1 4.32 5.35 -1.03 6.57  
SINCE JAN 1 2.39 3.24 -0.85 3.60  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1898 0.3 -0.3 0.0  
MONTH TO DATE 4.9 7.7 -2.8 T  
SINCE DEC 1 11.9 26.6 -14.7 17.3  
SINCE JUL 1 14.8 28.6 -13.8 20.0  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 54 35 19 28  
MONTH TO DATE 782 717 65 534  
SINCE DEC 1 3101 3020 81 2525  
SINCE JUL 1 3868 4171 -303 3489  
 
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 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 7:00 AM  
LOWEST 46 1:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 70 2017  
MINIMUM TEMPERATURE (F) 23 -9 1896  
 
SUNRISE AND SUNSET  
FEBRUARY 19 2025......SUNRISE 6:41 AM CST SUNSET 5:30 PM CST  
FEBRUARY 20 2025......SUNRISE 6:40 AM CST SUNSET 5:31 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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