820  
CDUS43 KLOT 012135  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT TUE APR 01 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 1 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 43 2:59 PM 82 1946 54 -11 51  
2010  
MINIMUM 35 6:03 AM 24 1954 37 -2 44  
AVERAGE 39 45 -6 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.58 1967 0.08 -0.08 0.43  
MONTH TO DATE 0.00 0.08 -0.08 0.43  
SINCE MAR 1 3.39 1.96 1.43 4.43  
SINCE JAN 1 4.75 4.90 -0.15 7.41  
 
DEGREE DAYS  
HEATING  
TODAY 26 20 6 17  
MONTH TO DATE 26 20 6 17  
SINCE MAR 1 615 808 -193 619  
SINCE JUL 1 4553 5131 -578 4168  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 12:00 AM  
LOWEST 44 11:00 AM  
AVERAGE 57  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 82 1963  
MINIMUM TEMPERATURE (F) 37 22 1961  
 
SUNRISE AND SUNSET  
APRIL 1 2025.........SUNRISE 6:33 AM CDT SUNSET 7:17 PM CDT  
APRIL 2 2025.........SUNRISE 6:32 AM CDT SUNSET 7:18 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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