224  
CDUS43 KLOT 302234  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST THU NOV 30 2023  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 30 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 51 1:18 PM 66 1962 42 9 35  
MINIMUM 32 3:17 AM -1 1947 29 3 20  
AVERAGE 42 35 7 28  
 
PRECIPITATION (IN)  
TODAY 0.00 0.84 1881 0.08 -0.08 0.00  
MONTH TO DATE 0.86 2.42 -1.56 0.86  
SINCE SEP 1 6.50 9.04 -2.54 4.72  
SINCE JAN 1 30.76 35.75 -4.99 29.83  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1907 0.1 -0.1 0.0  
MONTH TO DATE 1.8 1.8 0.0 1.1  
SINCE SEP 1 2.7 2.0 0.7 1.1  
SINCE JUL 1 2.7 2.0 0.7 1.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 23 30 -7 37  
MONTH TO DATE 656 713 -57 645  
SINCE SEP 1 962 1145 -183 1065  
SINCE JUL 1 964 1151 -187 1065  
 
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 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 5:00 AM  
LOWEST 56 12:00 PM  
AVERAGE 68  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 68 1970  
MINIMUM TEMPERATURE (F) 28 -6 1893  
 
SUNRISE AND SUNSET  
NOVEMBER 30 2023......SUNRISE 6:59 AM CST SUNSET 4:22 PM CST  
DECEMBER 1 2023......SUNRISE 7:00 AM CST SUNSET 4:21 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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