784  
CDUS43 KLOT 140634  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SUN APR 14 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 13 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 71 4:49 PM 83 2023 58 13 83  
MINIMUM 44 5:49 AM 21 1950 39 5 57  
AVERAGE 58 49 9 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1983 0.12 -0.12 0.00  
MONTH TO DATE 1.65 1.45 0.20 1.20  
SINCE MAR 1 5.24 3.90 1.34 5.00  
SINCE JAN 1 9.39 7.86 1.53 11.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.2 1907 0.0 0.0 0.0  
MONTH TO DATE T 0.8 -0.8 T  
SINCE MAR 1 1.0 6.3 -5.3 1.8  
SINCE JUL 1 22.2 37.9 -15.7 19.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 16 -9 0  
MONTH TO DATE 208 242 -34 152  
SINCE MAR 1 850 1050 -200 954  
SINCE JUL 1 4538 5519 -981 4989  
 
COOLING  
YESTERDAY 0 0 0 5  
MONTH TO DATE 0 0 0 11  
SINCE MAR 1 0 2 -2 11  
SINCE JAN 1 0 2 -2 11    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 5:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 85 2003  
MINIMUM TEMPERATURE (F) 40 23 1907  
1943  
 
SUNRISE AND SUNSET  
APRIL 14 2024.........SUNRISE 6:12 AM CDT SUNSET 7:32 PM CDT  
APRIL 15 2024.........SUNRISE 6:10 AM CDT SUNSET 7:33 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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