904  
CDUS43 KLOT 110631  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT TUE MAR 11 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MARCH 10 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 70R 3:40 PM 70 1955 45 25 49  
MINIMUM 41 6:54 AM 5 1933 30 11 31  
2003  
AVERAGE 56 38 18 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 2009 0.06 -0.06 0.00  
MONTH TO DATE 1.04 0.61 0.43 1.88  
SINCE MAR 1 1.04 0.61 0.43 1.88  
SINCE JAN 1 2.40 3.55 -1.15 4.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 28 -19 25  
MONTH TO DATE 246 292 -46 184  
SINCE MAR 1 246 292 -46 184  
SINCE JUL 1 4184 4615 -431 3733  
 
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 21 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 7:00 AM  
LOWEST 23 5:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 76 1990  
MINIMUM TEMPERATURE (F) 30 3 1979  
 
SUNRISE AND SUNSET  
MARCH 11 2025.........SUNRISE 7:09 AM CDT SUNSET 6:53 PM CDT  
MARCH 12 2025.........SUNRISE 7:07 AM CDT SUNSET 6:55 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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