391  
CDUS43 KLOT 040633  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SAT MAY 04 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 3 2024
 
 
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)  
YESTERDAY  
MAXIMUM 69 2:20 PM 92 1955 66 3 59  
MINIMUM 53 11:11 PM 30 2004 46 7 38  
AVERAGE 61 56 5 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 1.59 1919 0.15 0.01 0.00  
MONTH TO DATE 0.80 0.44 0.36 0.08  
SINCE MAR 1 7.86 6.64 1.22 5.90  
SINCE JAN 1 12.01 10.60 1.41 12.33  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.3 1907 0.0 0.0 0.0  
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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 10 -6 16  
MONTH TO DATE 4 30 -26 53  
SINCE MAR 1 1017 1306 -289 1271  
SINCE JUL 1 4705 5775 -1070 5306  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 5 3 2 0  
SINCE MAR 1 14 13 1 25  
SINCE JAN 1 14 13 1 25    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 27 5:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 92 1952  
MINIMUM TEMPERATURE (F) 47 32 1954  
 
SUNRISE AND SUNSET  
MAY 4 2024...........SUNRISE 5:43 AM CDT SUNSET 7:54 PM CDT  
MAY 5 2024...........SUNRISE 5:42 AM CDT SUNSET 7:55 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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