226  
CDUS43 KLOT 010638  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST SUN MAR 01 2026  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR FEBRUARY 28 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 45 12:22 AM 62 2016 41 4 57  
MINIMUM 27 11:59 PM -10 2015 26 1 34  
AVERAGE 36 33 3 46  
 
PRECIPITATION (IN)  
YESTERDAY T 1.35 1882 0.08 -0.08 0.00  
MONTH TO DATE 0.16 1.97 -1.81 0.52  
SINCE DEC 1 4.76 6.07 -1.31 4.43  
SINCE JAN 1 2.69 3.96 -1.27 2.50  
 
SNOWFALL (IN)  
YESTERDAY T 11.3 1900 0.3 -0.3 0.0  
MONTH TO DATE 1.1 10.7 -9.6 4.9  
SINCE DEC 1 21.9 29.6 -7.7 11.9  
SINCE JUL 1 32.3 31.6 0.7 14.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 32 -3 19  
MONTH TO DATE 890 1016 -126 1049  
SINCE DEC 1 3391 3319 72 3368  
SINCE JUL 1 4360 4470 -110 4135  
 
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 26 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 14.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 9:00 PM  
LOWEST 36 10:00 AM  
AVERAGE 56  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 71 1992  
MINIMUM TEMPERATURE (F) 26 -5 1962  
 
SUNRISE AND SUNSET  
MARCH 1 2026.........SUNRISE 6:26 AM CST SUNSET 5:42 PM CST  
MARCH 2 2026.........SUNRISE 6:25 AM CST SUNSET 5:43 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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