022  
CDUS43 KLOT 162234  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST MON DEC 16 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 16 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 54 2:02 PM 67 2021 37 17 49  
MINIMUM 44 1:58 AM -12 1932 25 19 42  
1951  
AVERAGE 49 31 18 46  
 
PRECIPITATION (IN)  
TODAY 0.02 0.48 2023 0.05 -0.03 0.48  
MONTH TO DATE 0.26 0.98 -0.72 1.69  
SINCE DEC 1 0.26 0.98 -0.72 1.69  
SINCE JAN 1 35.45 33.61 1.84 34.65  
 
DEGREE DAYS  
HEATING  
TODAY 16 34 -18 19  
MONTH TO DATE 545 506 39 388  
SINCE DEC 1 545 506 39 388  
SINCE JUL 1 1251 1590 -339 1340  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1384 1112 272 1149    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 AM  
LOWEST 74 3:00 PM  
AVERAGE 84  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 60 1977  
MINIMUM TEMPERATURE (F) 25 -7 1951  
 
SUNRISE AND SUNSET  
DECEMBER 16 2024......SUNRISE 7:12 AM CST SUNSET 4:22 PM CST  
DECEMBER 17 2024......SUNRISE 7:13 AM CST SUNSET 4:22 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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