295  
CDUS43 KLOT 180659  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1259 AM CST SUN JAN 18 2026  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JANUARY 17 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 24 12:06 AM 60 1894 31 -7 47  
MINIMUM 12 8:51 AM -23 1982 18 -6 26  
AVERAGE 18 25 -7 37  
 
PRECIPITATION (IN)  
YESTERDAY T 0.70 1910 0.07 -0.07 0.00  
MONTH TO DATE 2.23 1.15 1.08 0.20  
SINCE DEC 1 4.30 3.26 1.04 2.13  
SINCE JAN 1 2.23 1.15 1.08 0.20  
 
SNOWFALL (IN)  
YESTERDAY 0.1 4.9 1970 0.4 -0.3 0.0  
MONTH TO DATE 2.7 5.7 -3.0 3.9  
SINCE DEC 1 12.2 13.3 -1.1 6.3  
SINCE JUL 1 22.6 15.3 7.3 9.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 40 7 28  
MONTH TO DATE 564 668 -104 714  
SINCE DEC 1 1736 1737 -1 1727  
SINCE JUL 1 2705 2888 -183 2494  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 8:00 PM  
LOWEST 48 1:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 61 1996  
MINIMUM TEMPERATURE (F) 18 -21 1994  
 
SUNRISE AND SUNSET  
JANUARY 18 2026.......SUNRISE 7:15 AM CST SUNSET 4:49 PM CST  
JANUARY 19 2026.......SUNRISE 7:15 AM CST SUNSET 4:50 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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