007  
CDUS43 KLOT 110638  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST THU JAN 11 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 10 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 34 4:06 AM 60 1975 32 2 50  
MINIMUM 30 9:56 PM -26 1982 19 11 34  
AVERAGE 32 25 7 42  
 
PRECIPITATION (IN)  
YESTERDAY T 2.29 1975 0.07 -0.07 0.00  
MONTH TO DATE 1.25 0.68 0.57 1.30  
SINCE DEC 1 4.22 2.79 1.43 3.46  
SINCE JAN 1 1.25 0.68 0.57 1.30  
 
SNOWFALL (IN)  
YESTERDAY 0.1 8.4 2009 0.3 -0.2 0.0  
MONTH TO DATE 6.8 3.2 3.6 0.2  
SINCE DEC 1 8.0 10.8 -2.8 3.4  
SINCE JUL 1 10.7 12.8 -2.1 4.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 40 -7 23  
MONTH TO DATE 324 388 -64 288  
SINCE DEC 1 1122 1457 -335 1389  
SINCE JUL 1 2086 2608 -522 2454  
 
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 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 9:00 PM  
LOWEST 75 8:00 AM  
AVERAGE 82  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 61 1880  
MINIMUM TEMPERATURE (F) 19 -11 1887  
1888  
1977  
 
SUNRISE AND SUNSET  
JANUARY 11 2024.......SUNRISE 7:19 AM CST SUNSET 4:40 PM CST  
JANUARY 12 2024.......SUNRISE 7:18 AM CST SUNSET 4:41 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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