430  
CDUS43 KLOT 132135  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT WED MAR 13 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 13 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 69 1:26 PM 73 2007 46 23 33  
MINIMUM 48 MM 6 1896 30 18 26  
AVERAGE 59 38 21 30  
 
PRECIPITATION (IN)  
TODAY 0.00 1.15 1917 0.07 -0.07 T  
MONTH TO DATE 1.73 1.00 0.73 1.15  
SINCE MAR 1 1.73 1.00 0.73 1.15  
SINCE JAN 1 5.88 4.96 0.92 7.58  
 
SNOWFALL (IN)  
TODAY 0.0 3.9 2017 0.2 -0.2 0.2  
MONTH TO DATE 0.0 3.2 -3.2 1.8  
SINCE MAR 1 0.0 3.2 -3.2 1.8  
SINCE JUL 1 21.2 34.8 -13.6 19.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 27 -21 35  
MONTH TO DATE 224 379 -155 341  
SINCE MAR 1 224 379 -155 341  
SINCE JUL 1 3912 4848 -936 4376  
 
COOLING  
TODAY 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 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 7:00 AM  
LOWEST 35 1:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 81 2012  
MINIMUM TEMPERATURE (F) 31 7 1891  
1993  
 
SUNRISE AND SUNSET  
MARCH 13 2024.........SUNRISE 7:06 AM CDT SUNSET 6:57 PM CDT  
MARCH 14 2024.........SUNRISE 7:04 AM CDT SUNSET 6:58 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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