524  
CDUS43 KLOT 050637  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST TUE MAR 05 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 4 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 72 5:09 PM 73 1983 42 30 50  
MINIMUM 44 11:59 PM -12 1873 27 17 29  
AVERAGE 58 35 23 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.75 1985 0.08 -0.01 0.05  
MONTH TO DATE 0.07 0.33 -0.26 0.33  
SINCE MAR 1 0.07 0.33 -0.26 0.33  
SINCE JAN 1 4.22 4.29 -0.07 6.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.5 1982 0.3 -0.3 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE MAR 1 0.0 1.1 -1.1 0.0  
SINCE JUL 1 21.2 32.7 -11.5 17.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 30 -23 25  
MONTH TO DATE 57 123 -66 100  
SINCE MAR 1 57 123 -66 100  
SINCE JUL 1 3745 4592 -847 4135  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 59 5:00 PM  
AVERAGE 76  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 75 1983  
MINIMUM TEMPERATURE (F) 28 0 1873  
1978  
 
SUNRISE AND SUNSET  
MARCH 5 2024.........SUNRISE 6:19 AM CST SUNSET 5:47 PM CST  
MARCH 6 2024.........SUNRISE 6:18 AM CST SUNSET 5:48 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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