382  
CDUS43 KLOT 222234  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST THU FEB 22 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 22 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 3:42 PM 68 1922 38 23 36  
2017  
MINIMUM 42 6:53 AM -14 1873 24 18 33  
AVERAGE 52 31 21 35  
 
PRECIPITATION (IN)  
TODAY T 1.20 2023 0.07 -0.07 1.20  
MONTH TO DATE 0.10 1.47 -1.37 2.76  
SINCE DEC 1 6.57 5.57 1.00 7.52  
SINCE JAN 1 3.60 3.46 0.14 5.36  
 
SNOWFALL (IN)  
TODAY 0.0 4.6 1950 0.3 -0.3 0.0  
MONTH TO DATE T 8.8 -8.8 2.0  
SINCE DEC 1 17.3 27.7 -10.4 15.1  
SINCE JUL 1 20.0 29.7 -9.7 16.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 34 -21 30  
MONTH TO DATE 580 820 -240 695  
SINCE DEC 1 2571 3123 -552 2801  
SINCE JUL 1 3535 4274 -739 3866  
 
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 N (360)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 7:00 AM  
LOWEST 47 11:00 AM  
AVERAGE 62  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 66 2000  
MINIMUM TEMPERATURE (F) 24 -18 1873  
 
SUNRISE AND SUNSET  
FEBRUARY 22 2024......SUNRISE 6:38 AM CST SUNSET 5:33 PM CST  
FEBRUARY 23 2024......SUNRISE 6:37 AM CST SUNSET 5:34 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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