532  
CDUS43 KLOT 142137  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT TUE OCT 14 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR OCTOBER 14 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 69 1:12 PM 89 1975 64 5 57  
MINIMUM 55 5:40 AM 27 1872 46 9 41  
AVERAGE 62 55 7 49  
 
PRECIPITATION (IN)  
TODAY 0.00 4.19 2017 0.11 -0.11 0.02  
MONTH TO DATE 1.36 1.57 -0.21 0.03  
SINCE SEP 1 1.85 4.76 -2.91 1.35  
SINCE JAN 1 24.30 31.47 -7.17 28.21  
 
SNOWFALL (IN)  
TODAY 0.0 T 1898 0.0 0.0 0.0  
1986  
1992  
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 3 11 -8 16  
MONTH TO DATE 50 119 -69 48  
SINCE SEP 1 82 196 -114 63  
SINCE JUL 1 87 202 -115 63  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 55 12 43 13  
SINCE SEP 1 221 128 93 203  
SINCE JAN 1 1213 1000 213 1189    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 88 1947  
MINIMUM TEMPERATURE (F) 46 28 1876  
 
SUNRISE AND SUNSET  
OCTOBER 14 2025.......SUNRISE 7:03 AM CDT SUNSET 6:11 PM CDT  
OCTOBER 15 2025.......SUNRISE 7:04 AM CDT SUNSET 6:09 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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