149  
CDUS43 KLOT 312239  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CST WED JAN 31 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 31 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 40 3:19 PM 67 1989 33 7 14  
MINIMUM 38 7:44 AM -20 2019 19 19 3  
AVERAGE 39 26 13 9  
 
PRECIPITATION (IN)  
TODAY 0.00 0.70 2002 0.04 -0.04 0.00  
MONTH TO DATE 2.29 1.48 0.81 1.94  
SINCE DEC 1 4.96 3.27 1.69 3.61  
SINCE JAN 1 2.29 1.48 0.81 1.94  
 
DEGREE DAYS  
HEATING  
TODAY 26 39 -13 56  
MONTH TO DATE 1149 1205 -56 993  
SINCE DEC 1 1904 2249 -345 2087  
SINCE JUL 1 2856 3333 -477 3050  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 3:00 PM  
LOWEST 70 8:00 AM  
AVERAGE 75  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 56 1968  
MINIMUM TEMPERATURE (F) 19 -9 1951  
 
SUNRISE AND SUNSET  
JANUARY 31 2024.......SUNRISE 7:05 AM CST SUNSET 5:05 PM CST  
FEBRUARY 1 2024......SUNRISE 7:04 AM CST SUNSET 5:06 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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