810  
CDUS43 KLOT 150639  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1239 AM CST THU FEB 15 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 14 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 47 3:39 PM 62 1954 35 12 55  
MINIMUM 26 6:55 AM -11 1905 21 5 33  
AVERAGE 37 28 9 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1950 0.07 -0.07 0.13  
MONTH TO DATE 0.02 0.88 -0.86 1.04  
SINCE DEC 1 6.49 4.98 1.51 5.80  
SINCE JAN 1 3.52 2.87 0.65 3.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.3 1990 0.4 -0.4 0.0  
MONTH TO DATE T 5.9 -5.9 T  
SINCE DEC 1 17.3 24.8 -7.5 13.1  
SINCE JUL 1 20.0 26.8 -6.8 14.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 37 -9 21  
MONTH TO DATE 365 539 -174 456  
SINCE DEC 1 2356 2842 -486 2562  
SINCE JUL 1 3320 3993 -673 3627  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 40 4:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 69 1954  
MINIMUM TEMPERATURE (F) 22 -9 1875  
1905  
 
SUNRISE AND SUNSET  
FEBRUARY 15 2024......SUNRISE 6:48 AM CST SUNSET 5:24 PM CST  
FEBRUARY 16 2024......SUNRISE 6:47 AM CST SUNSET 5:25 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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