932  
CDUS43 KLOT 150634  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT FRI MAR 15 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 14 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 64 12:41 PM 81 2012 46 18 38  
MINIMUM 40 11:59 PM 7 1891 31 9 20  
1993  
AVERAGE 52 38 14 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.43 1.62 1944 0.07 0.36 0.00  
MONTH TO DATE 2.16 1.07 1.09 1.15  
SINCE MAR 1 2.16 1.07 1.09 1.15  
SINCE JAN 1 6.31 5.03 1.28 7.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.4 1904 0.2 -0.2 0.0  
MONTH TO DATE 0.0 3.4 -3.4 1.8  
SINCE MAR 1 0.0 3.4 -3.4 1.8  
SINCE JUL 1 21.2 35.0 -13.8 19.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 27 -14 36  
MONTH TO DATE 237 406 -169 377  
SINCE MAR 1 237 406 -169 377  
SINCE JUL 1 3925 4875 -950 4412  
 
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 N (10)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 13.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 10:00 AM  
LOWEST 54 12:00 AM  
AVERAGE 75  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 81 2012  
MINIMUM TEMPERATURE (F) 31 6 1877  
1890  
 
SUNRISE AND SUNSET  
MARCH 15 2024.........SUNRISE 7:03 AM CDT SUNSET 6:59 PM CDT  
MARCH 16 2024.........SUNRISE 7:01 AM CDT SUNSET 7:00 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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