013  
CDUS43 KLOT 240633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST WED DEC 24 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 23 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 54 2:01 PM 61 2015 36 18 42  
MINIMUM 35 11:59 PM -17 1983 23 12 33  
AVERAGE 45 29 16 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 1932 0.05 -0.05 T  
MONTH TO DATE 0.63 1.37 -0.74 0.32  
SINCE DEC 1 0.63 1.37 -0.74 0.32  
SINCE JAN 1 30.32 34.00 -3.68 35.51  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 36 -16 27  
MONTH TO DATE 897 751 146 787  
SINCE DEC 1 897 751 146 787  
SINCE JUL 1 1806 1835 -29 1493  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1410 1112 298 1384    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 7:00 AM  
LOWEST 50 2:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 59 1982  
MINIMUM TEMPERATURE (F) 23 -20 1983  
 
SUNRISE AND SUNSET  
DECEMBER 24 2025......SUNRISE 7:16 AM CST SUNSET 4:25 PM CST  
DECEMBER 25 2025......SUNRISE 7:17 AM CST SUNSET 4:26 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