756  
CDUS43 KLOT 060633  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST THU FEB 06 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 5 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 7:37 PM 56 1946 33 -2 41  
MINIMUM 24 12:39 AM -17 1979 19 5 30  
AVERAGE 28 26 2 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.81 1909 0.06 -0.01 0.00  
MONTH TO DATE 0.05 0.28 -0.23 0.00  
SINCE DEC 1 3.96 4.38 -0.42 6.47  
SINCE JAN 1 2.03 2.27 -0.24 3.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 1907 0.4 -0.4 0.0  
MONTH TO DATE T 2.1 -2.1 0.0  
SINCE DEC 1 7.0 21.0 -14.0 17.3  
SINCE JUL 1 9.9 23.0 -13.1 20.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 39 -2 29  
MONTH TO DATE 163 198 -35 133  
SINCE DEC 1 2482 2501 -19 2124  
SINCE JUL 1 3249 3652 -403 3088  
 
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 18 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LT FREEZING RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 10:00 PM  
LOWEST 56 7:00 PM  
AVERAGE 74  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 57 1882  
MINIMUM TEMPERATURE (F) 19 -14 1982  
 
SUNRISE AND SUNSET  
FEBRUARY 6 2025......SUNRISE 6:58 AM CST SUNSET 5:13 PM CST  
FEBRUARY 7 2025......SUNRISE 6:57 AM CST SUNSET 5:15 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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