333  
CDUS43 KLOT 272133  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON MAY 27 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR MAY 27 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 74 2:59 PM 97 2012 74 0 74  
2018  
MINIMUM 58 4:07 AM 33 1992 54 4 47  
AVERAGE 66 64 2 61  
 
PRECIPITATION (IN)  
TODAY T 1.92 2019 0.14 -0.14 0.00  
MONTH TO DATE 3.85 3.95 -0.10 0.42  
SINCE MAR 1 10.91 10.15 0.76 6.24  
SINCE JAN 1 15.06 14.11 0.95 12.67  
 
SNOWFALL (IN)  
TODAY 0.0 T 1954 0.0 0.0 0.0  
1973  
2001  
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 0 4 -4 4  
MONTH TO DATE 54 184 -130 140  
SINCE MAR 1 1067 1460 -393 1358  
SINCE JUL 1 4755 5929 -1174 5393  
 
COOLING  
TODAY 1 3 -2 0  
MONTH TO DATE 71 48 23 36  
SINCE MAR 1 80 58 22 61  
SINCE JAN 1 80 58 22 61    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 71  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 2012  
2018  
MINIMUM TEMPERATURE (F) 55 33 1992  
 
SUNRISE AND SUNSET  
MAY 27 2024...........SUNRISE 5:21 AM CDT SUNSET 8:17 PM CDT  
MAY 28 2024...........SUNRISE 5:20 AM CDT SUNSET 8:18 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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