851  
CDUS43 KLOT 272232  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CST MON NOV 27 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 27 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 29 12:33 AM 67 1990 43 -14 47  
MINIMUM 23 3:59 PM 2 1887 30 -7 35  
AVERAGE 26 36 -10 41  
 
PRECIPITATION (IN)  
TODAY T 2.93 1990 0.08 -0.08 0.26  
MONTH TO DATE 0.86 2.19 -1.33 0.83  
SINCE SEP 1 6.50 8.81 -2.31 4.69  
SINCE JAN 1 30.76 35.52 -4.76 29.80  
 
SNOWFALL (IN)  
TODAY T 5.8 1891 0.1 -0.1 0.0  
MONTH TO DATE 1.8 1.4 0.4 1.1  
SINCE SEP 1 2.7 1.6 1.1 1.1  
SINCE JUL 1 2.7 1.6 1.1 1.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 39 29 10 24  
MONTH TO DATE 550 625 -75 562  
SINCE SEP 1 856 1057 -201 982  
SINCE JUL 1 858 1063 -205 982  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 5  
SINCE SEP 1 211 131 80 173  
SINCE JAN 1 1145 1003 142 1174    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 12:00 AM  
LOWEST 57 6:00 AM  
AVERAGE 68  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 69 1905  
MINIMUM TEMPERATURE (F) 29 0 1872  
1887  
 
SUNRISE AND SUNSET  
NOVEMBER 27 2023......SUNRISE 6:55 AM CST SUNSET 4:23 PM CST  
NOVEMBER 28 2023......SUNRISE 6:56 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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