645  
CDUS43 KLOT 020648  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1248 AM CST THU JAN 02 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 1 2025
 
 
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)  
YESTERDAY  
MAXIMUM 36 12:08 AM 52 2000 34 2 34  
MINIMUM 25 11:59 PM -10 1969 21 4 29  
AVERAGE 31 27 4 32  
 
PRECIPITATION (IN)  
YESTERDAY T 1.33 1948 0.06 -0.06 T  
MONTH TO DATE T 0.06 -0.06 T  
SINCE DEC 1 1.93 1.85 0.08 2.67  
SINCE JAN 1 T 0.06 -0.06 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 38 -4 33  
MONTH TO DATE 34 38 -4 33  
SINCE DEC 1 1002 1082 -80 788  
SINCE JUL 1 1708 2166 -458 1740  
 
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 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 14.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1:00 AM  
LOWEST 53 9:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 61 2000  
2004  
MINIMUM TEMPERATURE (F) 21 -13 1979  
 
SUNRISE AND SUNSET  
JANUARY 2 2025.......SUNRISE 7:18 AM CST SUNSET 4:32 PM CST  
JANUARY 3 2025.......SUNRISE 7:18 AM CST SUNSET 4:33 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