250  
CDUS43 KLOT 062136  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT TUE MAY 06 2025  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 6 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 2:59 PM 91 1949 67 8 70  
MINIMUM 47 5:11 AM 30 1992 47 0 48  
AVERAGE 61 57 4 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.41 1941 0.14 -0.14 0.00  
MONTH TO DATE 0.33 0.87 -0.54 1.02  
SINCE MAR 1 5.98 7.07 -1.09 8.08  
SINCE JAN 1 8.48 11.03 -2.55 12.23  
 
SNOWFALL (IN)  
TODAY 0.0 0.5 1989 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.8 6.8 -4.0 1.0  
SINCE JUL 1 17.6 38.4 -20.8 22.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 4 9 -5 6  
MONTH TO DATE 62 57 5 19  
SINCE MAR 1 1120 1333 -213 1032  
SINCE JUL 1 5255 5802 -547 4720  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 5  
SINCE MAR 1 8 16 -8 14  
SINCE JAN 1 8 16 -8 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 38 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 1936  
1964  
2023  
MINIMUM TEMPERATURE (F) 48 29 1989  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 5:41 AM CDT SUNSET 7:56 PM CDT  
MAY 7 2025...........SUNRISE 5:40 AM CDT SUNSET 7:57 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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