482  
CDUS43 KLOT 130631  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT SAT JUL 13 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 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 86 2:05 PM 97 1952 85 1 76  
1954  
1995  
MINIMUM 64 4:28 AM 53 1999 67 -3 64  
AVERAGE 75 76 -1 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 6.16 1957 0.12 -0.12 0.91  
MONTH TO DATE 1.78 1.36 0.42 5.52  
SINCE JUN 1 4.88 5.46 -0.58 7.88  
SINCE JAN 1 20.15 20.11 0.04 20.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1957 0.0 0.0 0.0  
1972  
2017  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 31 -25 25  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 10 11 -1 5  
MONTH TO DATE 122 123 -1 121  
SINCE JUN 1 400 322 78 326  
SINCE JAN 1 480 392 88 419    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 2:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 74  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 104 1995  
MINIMUM TEMPERATURE (F) 67 52 1975  
 
SUNRISE AND SUNSET  
JULY 13 2024..........SUNRISE 5:28 AM CDT SUNSET 8:26 PM CDT  
JULY 14 2024..........SUNRISE 5:29 AM CDT SUNSET 8:26 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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