734  
CDUS43 KLOT 172133  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT THU OCT 17 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 17 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 64 2:59 PM 86 1950 62 2 64  
MINIMUM 38 5:54 AM 26 1948 45 -7 41  
AVERAGE 51 54 -3 53  
 
PRECIPITATION (IN)  
TODAY 0.00 3.61 1988 0.11 -0.11 0.00  
MONTH TO DATE 0.30 1.91 -1.61 1.80  
SINCE SEP 1 1.62 5.10 -3.48 5.16  
SINCE JAN 1 28.48 31.81 -3.33 29.42  
 
SNOWFALL (IN)  
TODAY 0.0 T 1930 0.0 0.0 0.0  
1976  
2022  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 14 12 2 12  
MONTH TO DATE 98 153 -55 132  
SINCE SEP 1 113 230 -117 145  
SINCE JUL 1 113 236 -123 147  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 13 12 1 44  
SINCE SEP 1 203 128 75 199  
SINCE JAN 1 1189 1000 189 1133    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 12:00 AM  
LOWEST 28 3:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1950  
MINIMUM TEMPERATURE (F) 45 20 1948  
 
SUNRISE AND SUNSET  
OCTOBER 17 2024.......SUNRISE 7:07 AM CDT SUNSET 6:06 PM CDT  
OCTOBER 18 2024.......SUNRISE 7:08 AM CDT SUNSET 6:04 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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