081  
CDUS43 KLOT 130634  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT MON MAY 13 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 12 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 83 4:39 PM 92 1956 69 14 77  
MINIMUM 49 4:57 AM 31 1981 49 0 57  
AVERAGE 66 59 7 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.67 1935 0.15 -0.15 0.08  
MONTH TO DATE 2.42 1.77 0.65 0.37  
SINCE MAR 1 9.48 7.97 1.51 6.19  
SINCE JAN 1 13.63 11.93 1.70 12.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1923 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
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  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 40 103 -63 77  
SINCE MAR 1 1053 1379 -326 1295  
SINCE JUL 1 4741 5848 -1107 5330  
 
COOLING  
YESTERDAY 1 1 0 2  
MONTH TO DATE 9 12 -3 21  
SINCE MAR 1 18 22 -4 46  
SINCE JAN 1 18 22 -4 46    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 31 1:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 1956  
1991  
2022  
MINIMUM TEMPERATURE (F) 50 34 1888  
1996  
 
SUNRISE AND SUNSET  
MAY 13 2024...........SUNRISE 5:33 AM CDT SUNSET 8:04 PM CDT  
MAY 14 2024...........SUNRISE 5:32 AM CDT SUNSET 8:05 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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