820  
CDUS43 KLOT 280633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT SUN MAY 28 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 27 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 2:41 PM 97 2012 75 -1 65  
MINIMUM 48 4:45 AM 35 1961 56 -8 52  
AVERAGE 61 65 -4 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 1973 0.13 -0.13 0.11  
MONTH TO DATE 0.59 3.57 -2.98 3.55  
SINCE MAR 1 4.18 9.02 -4.84 10.87  
SINCE JAN 1 9.53 11.96 -2.43 14.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 3 1 6  
MONTH TO DATE 120 167 -47 136  
SINCE MAR 1 1307 1394 -87 1293  
SINCE JUL 1 5211 5717 -506 5320  
 
COOLING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 39 56 -17 129  
SINCE MAR 1 65 67 -2 138  
SINCE JAN 1 65 67 -2 138    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 5:00 AM  
LOWEST 24 1:00 PM  
AVERAGE 45  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 96 2018  
MINIMUM TEMPERATURE (F) 56 40 1930  
 
SUNRISE AND SUNSET  
MAY 28 2023...........SUNRISE 5:21 AM CDT SUNSET 8:16 PM CDT  
MAY 29 2023...........SUNRISE 5:20 AM CDT SUNSET 8:17 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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