005  
CDUS43 KLOT 212232  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CST FRI FEB 21 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR FEBRUARY 21 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 3:59 PM 68 2024 39 -10 68  
MINIMUM 11 7:32 AM -6 1963 24 -13 46  
AVERAGE 20 32 -12 57  
 
PRECIPITATION (IN)  
TODAY 0.00 3.25 1997 0.05 -0.05 0.00  
MONTH TO DATE 0.16 1.02 -0.86 0.20  
SINCE DEC 1 3.25 4.29 -1.04 5.16  
SINCE JAN 1 1.32 2.50 -1.18 2.49  
 
DEGREE DAYS  
HEATING  
TODAY 45 34 11 8  
MONTH TO DATE 839 763 76 537  
SINCE DEC 1 3067 3014 53 2441  
SINCE JUL 1 3773 4098 -325 3393  
 
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 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 8:00 AM  
LOWEST 50 12:00 PM  
AVERAGE 62  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 67 2017  
MINIMUM TEMPERATURE (F) 25 -7 1963  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2025......SUNRISE 6:38 AM CST SUNSET 5:32 PM CST  
FEBRUARY 22 2025......SUNRISE 6:36 AM CST SUNSET 5:33 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