869  
CDUS43 KLOT 112142  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CDT SAT MAY 11 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 11 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 70 2:48 PM 90 2022 69 1 84  
MINIMUM 51 5:31 AM 33 1981 49 2 55  
AVERAGE 61 59 2 70  
 
PRECIPITATION (IN)  
TODAY T 3.30 1966 0.15 -0.15 0.00  
MONTH TO DATE 2.42 1.62 0.80 0.29  
SINCE MAR 1 9.48 7.82 1.66 6.11  
SINCE JAN 1 13.63 11.78 1.85 12.54  
 
SNOWFALL (IN)  
TODAY 0.0 0.2 1966 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  
TODAY 4 7 -3 0  
MONTH TO DATE 40 96 -56 77  
SINCE MAR 1 1053 1372 -319 1295  
SINCE JUL 1 4741 5841 -1100 5330  
 
COOLING  
TODAY 0 1 -1 5  
MONTH TO DATE 8 11 -3 19  
SINCE MAR 1 17 21 -4 44  
SINCE JAN 1 17 21 -4 44    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1:00 AM  
LOWEST 40 2:00 PM  
AVERAGE 65  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 92 1956  
MINIMUM TEMPERATURE (F) 49 31 1981  
 
SUNRISE AND SUNSET  
MAY 11 2024...........SUNRISE 5:35 AM CDT SUNSET 8:02 PM CDT  
MAY 12 2024...........SUNRISE 5:34 AM CDT SUNSET 8:03 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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