668  
CDUS43 KLOT 060636  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST MON JAN 06 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 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 22 8:31 PM 56 1890 32 -10 37  
MINIMUM 15 8:14 AM -18 1884 20 -5 26  
AVERAGE 19 26 -7 32  
 
PRECIPITATION (IN)  
YESTERDAY T 0.80 1929 0.07 -0.07 0.01  
MONTH TO DATE 0.01 0.34 -0.33 0.01  
SINCE DEC 1 1.94 2.45 -0.51 2.98  
SINCE JAN 1 0.01 0.34 -0.33 0.01  
 
SNOWFALL (IN)  
YESTERDAY T 8.7 2014 0.3 -0.3 0.1  
MONTH TO DATE 0.3 1.5 -1.2 0.1  
SINCE DEC 1 2.7 9.1 -6.4 1.3  
SINCE JUL 1 5.6 11.1 -5.5 4.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 39 7 33  
MONTH TO DATE 208 192 16 165  
SINCE DEC 1 1221 1261 -40 963  
SINCE JUL 1 1988 2412 -424 1927  
 
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 N (350)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LT FREEZING RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 11:00 PM  
LOWEST 35 12:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 60 2008  
MINIMUM TEMPERATURE (F) 20 -16 2014  
 
SUNRISE AND SUNSET  
JANUARY 6 2025.......SUNRISE 7:19 AM CST SUNSET 4:36 PM CST  
JANUARY 7 2025.......SUNRISE 7:19 AM CST SUNSET 4:37 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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