171  
CDUS43 KLOT 230636  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SAT MAR 23 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 22 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 39 12:01 PM 83 2012 49 -10 53  
MINIMUM 31 4:54 AM -1 1888 33 -2 40  
AVERAGE 35 41 -6 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.13 1993 0.08 0.05 0.04  
MONTH TO DATE 2.29 1.70 0.59 1.44  
SINCE MAR 1 2.29 1.70 0.59 1.44  
SINCE JAN 1 6.44 5.66 0.78 7.87  
 
SNOWFALL (IN)  
YESTERDAY 1.0 3.4 1993 0.1 0.9 0.0  
MONTH TO DATE 1.0 4.6 -3.6 1.8  
SINCE MAR 1 1.0 4.6 -3.6 1.8  
SINCE JUL 1 22.2 36.2 -14.0 19.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 24 6 18  
MONTH TO DATE 446 607 -161 597  
SINCE MAR 1 446 607 -161 597  
SINCE JUL 1 4134 5076 -942 4632  
 
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 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 PM  
LOWEST 44 2:00 AM  
AVERAGE 70  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 80 1907  
MINIMUM TEMPERATURE (F) 33 9 1940  
 
SUNRISE AND SUNSET  
MARCH 23 2024.........SUNRISE 6:49 AM CDT SUNSET 7:08 PM CDT  
MARCH 24 2024.........SUNRISE 6:47 AM CDT SUNSET 7:09 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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