299  
CDUS43 KLOT 242134  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT WED MAY 24 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 24 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 67 1:01 PM 93 1921 73 -6 66  
1950  
MINIMUM 59 2:43 AM 34 1992 53 6 49  
AVERAGE 63 63 0 58  
 
PRECIPITATION (IN)  
TODAY 0.00 1.62 1927 0.14 -0.14 0.00  
MONTH TO DATE 0.42 3.54 -3.12 3.11  
SINCE MAR 1 6.24 9.74 -3.50 12.11  
SINCE JAN 1 12.67 13.70 -1.03 15.54  
 
SNOWFALL (IN)  
TODAY 0.0 T 1925 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 2 5 -3 7  
MONTH TO DATE 115 172 -57 163  
SINCE MAR 1 1333 1448 -115 1443  
SINCE JUL 1 5368 5917 -549 5660  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 36 39 -3 95  
SINCE MAR 1 61 49 12 98  
SINCE JAN 1 61 49 12 98    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 58 2:00 PM  
LOWEST 50 7:00 AM  
AVERAGE 54  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1911  
MINIMUM TEMPERATURE (F) 54 32 1992  
 
SUNRISE AND SUNSET  
MAY 24 2023...........SUNRISE 5:24 AM CDT SUNSET 8:14 PM CDT  
MAY 25 2023...........SUNRISE 5:23 AM CDT SUNSET 8:15 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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