615  
CDUS43 KLOT 220632  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST WED NOV 22 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 21 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 44 9:10 AM 72 1913 46 -2 47  
MINIMUM 36 10:13 PM 1 1880 32 4 30  
AVERAGE 40 39 1 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.49 1906 0.08 0.36 0.00  
MONTH TO DATE 0.69 1.73 -1.04 0.57  
SINCE SEP 1 6.33 8.35 -2.02 4.43  
SINCE JAN 1 30.59 35.06 -4.47 29.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 2015 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.8 -0.8 1.1  
SINCE SEP 1 0.9 1.0 -0.1 1.1  
SINCE JUL 1 0.9 1.0 -0.1 1.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 26 -1 26  
MONTH TO DATE 359 458 -99 431  
SINCE SEP 1 665 890 -225 851  
SINCE JUL 1 667 896 -229 851  
 
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 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 AM  
LOWEST 76 7:00 PM  
AVERAGE 87  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 69 1913  
MINIMUM TEMPERATURE (F) 32 4 1880  
 
SUNRISE AND SUNSET  
NOVEMBER 22 2023......SUNRISE 6:50 AM CST SUNSET 4:25 PM CST  
NOVEMBER 23 2023......SUNRISE 6:51 AM CST SUNSET 4:25 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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