533  
CDUS43 KLOT 092232  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CST THU JAN 09 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 9 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 29 1:35 PM 57 1939 33 -4 37  
MINIMUM 15 7:41 AM -17 1982 20 -5 34  
AVERAGE 22 26 -4 36  
 
PRECIPITATION (IN)  
TODAY 0.00 0.80 2024 0.05 -0.05 0.80  
MONTH TO DATE 0.01 0.48 -0.47 0.95  
SINCE DEC 1 1.94 2.27 -0.33 3.62  
SINCE JAN 1 0.01 0.48 -0.47 0.95  
 
DEGREE DAYS  
HEATING  
TODAY 43 39 4 29  
MONTH TO DATE 363 344 19 279  
SINCE DEC 1 1331 1388 -57 1034  
SINCE JUL 1 2037 2472 -435 1986  
 
COOLING  
TODAY 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 21 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 8:00 AM  
LOWEST 35 11:00 AM  
AVERAGE 50  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 60 1975  
MINIMUM TEMPERATURE (F) 20 -22 1982  
 
SUNRISE AND SUNSET  
JANUARY 9 2025.......SUNRISE 7:18 AM CST SUNSET 4:39 PM CST  
JANUARY 10 2025.......SUNRISE 7:18 AM CST SUNSET 4:40 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page