430  
CDUS43 KLOT 262135  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT FRI MAY 26 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 26 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 70 2:32 PM 94 1911 74 -4 77  
MINIMUM 45 4:45 AM 34 1983 54 -9 64  
AVERAGE 58 64 -6 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.78 1913 0.13 -0.13 T  
MONTH TO DATE 0.42 3.81 -3.39 3.33  
SINCE MAR 1 6.24 10.01 -3.77 12.33  
SINCE JAN 1 12.67 13.97 -1.30 15.76  
 
SNOWFALL (IN)  
TODAY 0.0 T 1889 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.3 6.8 -4.5 4.2  
SINCE JUL 1 20.2 38.4 -18.2 32.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 7 4 3 0  
MONTH TO DATE 136 180 -44 163  
SINCE MAR 1 1354 1456 -102 1443  
SINCE JUL 1 5389 5925 -536 5660  
 
COOLING  
TODAY 0 3 -3 6  
MONTH TO DATE 36 45 -9 103  
SINCE MAR 1 61 55 6 106  
SINCE JAN 1 61 55 6 106    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 6:00 AM  
LOWEST 23 3:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 97 2012  
2018  
MINIMUM TEMPERATURE (F) 54 33 1992  
 
SUNRISE AND SUNSET  
MAY 26 2023...........SUNRISE 5:22 AM CDT SUNSET 8:16 PM CDT  
MAY 27 2023...........SUNRISE 5:22 AM CDT SUNSET 8:16 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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