131  
CDUS43 KLOT 292144  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
444 PM CDT MON APR 29 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 29 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 70 12:26 AM 88 1899 64 6 59  
1970  
MINIMUM 60 7:23 AM 31 1958 45 15 43  
2008  
2018  
AVERAGE 65 55 10 51  
 
PRECIPITATION (IN)  
TODAY 0.66 2.75 1909 0.15 0.51 0.17  
MONTH TO DATE 3.47 3.60 -0.13 1.90  
SINCE MAR 1 7.06 6.05 1.01 5.70  
SINCE JAN 1 11.21 10.01 1.20 12.13  
 
SNOWFALL (IN)  
TODAY 0.0 T 1909 0.0 0.0 0.0  
1950  
2014  
MONTH TO DATE T 1.3 -1.3 0.5  
SINCE MAR 1 1.0 6.8 -5.8 2.3  
SINCE JUL 1 22.2 38.4 -16.2 20.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 11 -11 14  
MONTH TO DATE 365 458 -93 395  
SINCE MAR 1 1007 1266 -259 1197  
SINCE JUL 1 4695 5735 -1040 5232  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 9 0 9 25  
SINCE MAR 1 9 2 7 25  
SINCE JAN 1 9 2 7 25    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.3  
 
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 97 1:00 AM  
LOWEST 70 3:00 PM  
AVERAGE 84  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 91 1942  
MINIMUM TEMPERATURE (F) 45 30 1873  
 
SUNRISE AND SUNSET  
APRIL 29 2024.........SUNRISE 5:50 AM CDT SUNSET 7:49 PM CDT  
APRIL 30 2024.........SUNRISE 5:48 AM CDT SUNSET 7:50 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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