790  
CDUS43 KLOT 212239  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CST THU NOV 21 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 21 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 3:59 PM 72 1913 46 -8 44  
MINIMUM 30 10:11 AM 1 1880 32 -2 36  
AVERAGE 34 39 -5 40  
 
PRECIPITATION (IN)  
TODAY 0.27 1.49 1906 0.08 0.19 0.44  
MONTH TO DATE 3.62 1.73 1.89 0.69  
SINCE SEP 1 6.12 8.35 -2.23 6.33  
SINCE JAN 1 32.98 35.06 -2.08 30.59  
 
SNOWFALL (IN)  
TODAY 2.9 7.0 2015 0.1 2.8 0.0  
MONTH TO DATE 2.9 0.8 2.1 0.0  
SINCE SEP 1 2.9 1.0 1.9 0.9  
SINCE JUL 1 2.9 1.0 1.9 0.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 26 5 25  
MONTH TO DATE 291 458 -167 359  
SINCE SEP 1 500 890 -390 665  
SINCE JUL 1 500 896 -396 667  
 
COOLING  
TODAY 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 22 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 14.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
BLOWING SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 11:00 AM  
LOWEST 71 5:00 AM  
AVERAGE 82  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 69 1913  
MINIMUM TEMPERATURE (F) 32 4 1880  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2024......SUNRISE 6:49 AM CST SUNSET 4:26 PM CST  
NOVEMBER 22 2024......SUNRISE 6:50 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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