066  
CDUS43 KLOT 270642  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1242 AM CST MON NOV 27 2023  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 26 2023  
 
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)  
YESTERDAY  
MAXIMUM 33 5:14 PM 67 1990 43 -10 56  
MINIMUM 28 11:00 PM 2 1898 30 -2 34  
AVERAGE 31 37 -6 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.63 1988 0.07 0.10 0.00  
MONTH TO DATE 0.86 2.11 -1.25 0.57  
SINCE SEP 1 6.50 8.73 -2.23 4.43  
SINCE JAN 1 30.76 35.44 -4.68 29.54  
 
SNOWFALL (IN)  
YESTERDAY 1.8 7.5 1975 0.1 1.7 0.0  
MONTH TO DATE 1.8 1.3 0.5 1.1  
SINCE SEP 1 2.7 1.5 1.2 1.1  
SINCE JUL 1 2.7 1.5 1.2 1.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 28 6 20  
MONTH TO DATE 511 596 -85 538  
SINCE SEP 1 817 1028 -211 958  
SINCE JUL 1 819 1034 -215 958  
 
COOLING  
YESTERDAY 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 23 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 12:00 PM  
LOWEST 66 1:00 AM  
AVERAGE 81  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 67 1990  
MINIMUM TEMPERATURE (F) 30 2 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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