607  
CDUS43 KLOT 072140  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT TUE MAY 07 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 7 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 1:57 PM 87 1936 67 8 87  
1964  
2023  
MINIMUM 58 4:18 AM 29 1989 48 10 58  
AVERAGE 67 58 9 73  
 
PRECIPITATION (IN)  
TODAY 0.70 2.07 1998 0.15 0.55 0.04  
MONTH TO DATE 1.72 1.02 0.70 0.13  
SINCE MAR 1 8.78 7.22 1.56 5.95  
SINCE JAN 1 12.93 11.18 1.75 12.38  
 
SNOWFALL (IN)  
TODAY 0.0 T 1947 0.0 0.0 0.0  
1960  
1989  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 1.0 6.8 -5.8 2.3  
SINCE JUL 1 22.2 38.4 -16.2 20.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 8 -8 0  
MONTH TO DATE 19 65 -46 61  
SINCE MAR 1 1032 1341 -309 1279  
SINCE JUL 1 4720 5810 -1090 5314  
 
COOLING  
TODAY 2 1 1 8  
MONTH TO DATE 7 7 0 14  
SINCE MAR 1 16 17 -1 39  
SINCE JAN 1 16 17 -1 39    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 AM  
LOWEST 60 12:00 AM  
AVERAGE 79  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 1963  
MINIMUM TEMPERATURE (F) 48 29 1983  
 
SUNRISE AND SUNSET  
MAY 7 2024...........SUNRISE 5:39 AM CDT SUNSET 7:58 PM CDT  
MAY 8 2024...........SUNRISE 5:38 AM CDT SUNSET 7:59 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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