098  
CDUS43 KLOT 010639  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1239 AM CST FRI MAR 01 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 29 2024  
 
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)  
YESTERDAY  
MAXIMUM 45 MM 65 1972 41 4 52  
MINIMUM 20 MM -3 1884 26 -6 38  
AVERAGE 33 34 -1 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 1976 0.08 -0.08 T  
MONTH TO DATE 0.65 1.97 -1.32 3.83  
SINCE DEC 1 7.12 6.07 1.05 8.59  
SINCE JAN 1 4.15 3.96 0.19 6.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 2008 0.3 -0.3 0.0  
MONTH TO DATE 1.2 10.7 -9.5 3.7  
SINCE DEC 1 18.5 29.6 -11.1 16.8  
SINCE JUL 1 21.2 31.6 -10.4 17.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 32 0 20  
MONTH TO DATE 733 1080 -347 864  
SINCE DEC 1 2724 3383 -659 2970  
SINCE JUL 1 3688 4534 -846 4035  
 
COOLING  
YESTERDAY 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 17 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 7:00 AM  
LOWEST 28 4:00 PM  
AVERAGE 43  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 71 1992  
MINIMUM TEMPERATURE (F) 26 -5 1962  
 
SUNRISE AND SUNSET  
MARCH 1 2024.........SUNRISE 6:26 AM CST SUNSET 5:42 PM CST  
MARCH 2 2024.........SUNRISE 6:24 AM CST SUNSET 5:44 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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