277  
CDUS43 KLOT 050643  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
143 AM CDT SAT JUL 05 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 4 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 92 4:25 PM 101 2012 85 7 84  
MINIMUM 75 9:49 AM 49 1940 67 8 72  
AVERAGE 84 76 8 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.94 1985 0.11 -0.01 T  
MONTH TO DATE 0.10 0.44 -0.34 0.01  
SINCE JUN 1 5.47 4.45 1.02 3.45  
SINCE JAN 1 15.04 16.93 -1.89 19.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 9 24 -15 3  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 11 8 13  
MONTH TO DATE 68 43 25 45  
SINCE JUN 1 392 265 127 367  
SINCE JAN 1 443 347 96 480    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 10:00 AM  
LOWEST 42 5:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 2012  
MINIMUM TEMPERATURE (F) 67 46 1972  
 
SUNRISE AND SUNSET  
JULY 5 2025..........SUNRISE 5:22 AM CDT SUNSET 8:29 PM CDT  
JULY 6 2025..........SUNRISE 5:23 AM CDT SUNSET 8:28 PM CDT  
 
- 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