100  
CDUS43 KLOT 280633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT FRI MAR 28 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MARCH 27 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 55 3:06 PM 82 1945 52 3 44  
MINIMUM 44 5:59 AM 13 1965 35 9 30  
AVERAGE 50 44 6 37  
 
PRECIPITATION (IN)  
YESTERDAY T 1.06 1976 0.07 -0.07 T  
MONTH TO DATE 2.75 1.62 1.13 3.14  
SINCE MAR 1 2.75 1.62 1.13 3.14  
SINCE JAN 1 4.11 4.56 -0.45 6.12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 22 -7 28  
MONTH TO DATE 556 707 -151 528  
SINCE MAR 1 556 707 -151 528  
SINCE JUL 1 4494 5030 -536 4077  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 8:00 PM  
LOWEST 43 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 78 1968  
MINIMUM TEMPERATURE (F) 35 9 1934  
 
SUNRISE AND SUNSET  
MARCH 28 2025.........SUNRISE 6:40 AM CDT SUNSET 7:12 PM CDT  
MARCH 29 2025.........SUNRISE 6:38 AM CDT SUNSET 7:14 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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