644  
CDUS43 KLOT 162134  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT TUE APR 16 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 16 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 81 2:03 PM 87 2002 59 22 64  
MINIMUM 51 5:02 AM 18 1875 40 11 34  
AVERAGE 66 50 16 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.97 1921 0.13 -0.13 0.10  
MONTH TO DATE 1.65 1.81 -0.16 1.31  
SINCE MAR 1 5.24 4.26 0.98 5.11  
SINCE JAN 1 9.39 8.22 1.17 11.54  
 
SNOWFALL (IN)  
TODAY 0.0 5.4 1961 0.0 0.0 T  
MONTH TO DATE T 0.9 -0.9 T  
SINCE MAR 1 1.0 6.4 -5.4 1.8  
SINCE JUL 1 22.2 38.0 -15.8 19.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 15 -15 16  
MONTH TO DATE 211 289 -78 168  
SINCE MAR 1 853 1097 -244 970  
SINCE JUL 1 4541 5566 -1025 5005  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 3 0 3 25  
SINCE MAR 1 3 2 1 25  
SINCE JAN 1 3 2 1 25    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 4:00 AM  
LOWEST 40 12:00 PM  
AVERAGE 47  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 88 1976  
MINIMUM TEMPERATURE (F) 41 17 1875  
 
SUNRISE AND SUNSET  
APRIL 16 2024.........SUNRISE 6:09 AM CDT SUNSET 7:34 PM CDT  
APRIL 17 2024.........SUNRISE 6:07 AM CDT SUNSET 7:36 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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