360  
CDUS43 KLOT 120633  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST SUN NOV 12 2023  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 11 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 51 2:09 PM 74 1911 51 0 61  
1964  
MINIMUM 30 6:49 AM 13 2019 36 -6 32  
AVERAGE 41 43 -2 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.18 1881 0.08 -0.08 0.00  
MONTH TO DATE 0.09 0.94 -0.85 0.28  
SINCE SEP 1 5.73 7.56 -1.83 4.14  
SINCE JAN 1 29.99 34.27 -4.28 29.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.4 2019 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.9 0.4 0.5 T  
SINCE JUL 1 0.9 0.4 0.5 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 22 2 18  
MONTH TO DATE 186 216 -30 95  
SINCE SEP 1 492 648 -156 515  
SINCE JUL 1 494 654 -160 515  
 
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 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 46 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 70 1902  
1938  
1949  
MINIMUM TEMPERATURE (F) 35 7 2019  
 
SUNRISE AND SUNSET  
NOVEMBER 12 2023......SUNRISE 6:37 AM CST SUNSET 4:33 PM CST  
NOVEMBER 13 2023......SUNRISE 6:39 AM CST SUNSET 4:33 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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