472  
CDUS43 KLOT 252233  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CST SUN FEB 25 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 25 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 61 3:47 PM 72 2000 39 22 38  
MINIMUM 32 3:59 AM -9 1900 25 7 26  
AVERAGE 47 32 15 32  
 
PRECIPITATION (IN)  
TODAY 0.00 0.73 1926 0.08 -0.08 T  
MONTH TO DATE 0.18 1.72 -1.54 2.82  
SINCE DEC 1 6.65 5.82 0.83 7.58  
SINCE JAN 1 3.68 3.71 -0.03 5.42  
 
SNOWFALL (IN)  
TODAY 0.0 6.7 1994 0.3 -0.3 T  
MONTH TO DATE 1.2 9.8 -8.6 3.7  
SINCE DEC 1 18.5 28.7 -10.2 16.8  
SINCE JUL 1 21.2 30.7 -9.5 17.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 33 -15 33  
MONTH TO DATE 660 920 -260 802  
SINCE DEC 1 2651 3223 -572 2908  
SINCE JUL 1 3615 4374 -759 3973  
 
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 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 8:00 AM  
LOWEST 33 4:00 PM  
AVERAGE 49  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 64 2000  
MINIMUM TEMPERATURE (F) 25 -1 1888  
1963  
 
SUNRISE AND SUNSET  
FEBRUARY 25 2024......SUNRISE 6:34 AM CST SUNSET 5:36 PM CST  
FEBRUARY 26 2024......SUNRISE 6:32 AM CST SUNSET 5:38 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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