361  
CDUS43 KLOT 052239  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CST TUE MAR 05 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MARCH 5 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 45 1:06 PM 75 1983 43 2 50  
MINIMUM 41 3:59 PM 0 1873 28 13 31  
1978  
AVERAGE 43 35 8 41  
 
PRECIPITATION (IN)  
TODAY 0.75 0.99 1946 0.07 0.68 0.05  
MONTH TO DATE 0.82 0.40 0.42 0.38  
SINCE MAR 1 0.82 0.40 0.42 0.38  
SINCE JAN 1 4.97 4.36 0.61 6.81  
 
SNOWFALL (IN)  
TODAY 0.0 9.2 2013 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.3 -1.3 0.0  
SINCE MAR 1 0.0 1.3 -1.3 0.0  
SINCE JUL 1 21.2 32.9 -11.7 17.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 30 -8 24  
MONTH TO DATE 79 153 -74 124  
SINCE MAR 1 79 153 -74 124  
SINCE JUL 1 3767 4622 -855 4159  
 
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 31 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 19.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 4:00 AM  
LOWEST 76 3:00 PM  
AVERAGE 86  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 70 1983  
2000  
MINIMUM TEMPERATURE (F) 28 0 2015  
 
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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