237  
CDUS43 KLOT 102132  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT WED MAY 10 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 10 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 80 2:53 PM 90 2011 68 12 89  
MINIMUM 49 4:00 AM 28 1983 49 0 69  
AVERAGE 65 58 7 79  
 
PRECIPITATION (IN)  
TODAY 0.00 2.84 1951 0.15 -0.15 0.00  
MONTH TO DATE 0.29 1.47 -1.18 1.92  
SINCE MAR 1 6.11 7.67 -1.56 10.92  
SINCE JAN 1 12.54 11.63 0.91 14.35  
 
SNOWFALL (IN)  
TODAY 0.0 T 1902 0.0 0.0 0.0  
1907  
1945  
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 0 8 -8 0  
MONTH TO DATE 77 89 -12 115  
SINCE MAR 1 1295 1365 -70 1395  
SINCE JUL 1 5330 5834 -504 5612  
 
COOLING  
TODAY 0 1 -1 14  
MONTH TO DATE 14 10 4 19  
SINCE MAR 1 39 20 19 22  
SINCE JAN 1 39 20 19 22    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 25 3:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 90 2022  
MINIMUM TEMPERATURE (F) 49 33 1981  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 5:37 AM CDT SUNSET 8:00 PM CDT  
MAY 11 2023...........SUNRISE 5:36 AM CDT SUNSET 8:01 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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