226  
CDUS43 KLOT 010635  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST SUN DEC 01 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 30 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 25 4:28 PM 66 1962 42 -17 51  
MINIMUM 14 8:25 AM -1 1947 29 -15 32  
AVERAGE 20 35 -15 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.84 1881 0.08 -0.08 T  
MONTH TO DATE 3.63 2.42 1.21 0.86  
SINCE SEP 1 6.13 9.04 -2.91 6.50  
SINCE JAN 1 32.99 35.75 -2.76 30.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1907 0.1 -0.1 0.0  
MONTH TO DATE 2.9 1.8 1.1 1.8  
SINCE SEP 1 2.9 2.0 0.9 2.7  
SINCE JUL 1 2.9 2.0 0.9 2.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 30 15 23  
MONTH TO DATE 558 713 -155 656  
SINCE SEP 1 767 1145 -378 962  
SINCE JUL 1 767 1151 -384 964  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 226 131 95 211  
SINCE JAN 1 1212 1003 209 1145    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 7:00 AM  
LOWEST 48 4:00 PM  
AVERAGE 61  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 68 1970  
MINIMUM TEMPERATURE (F) 28 -6 1893  
 
SUNRISE AND SUNSET  
DECEMBER 1 2024......SUNRISE 7:01 AM CST SUNSET 4:21 PM CST  
DECEMBER 2 2024......SUNRISE 7:02 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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