480  
CDUS43 KLOT 300633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT TUE MAY 30 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 29 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 83 3:46 PM 95 1942 76 7 87  
MINIMUM 55 4:30 AM 36 1930 57 -2 65  
AVERAGE 69 66 3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.83 1989 0.13 -0.13 0.00  
MONTH TO DATE 0.59 3.83 -3.24 3.55  
SINCE MAR 1 4.18 9.28 -5.10 10.87  
SINCE JAN 1 9.53 12.22 -2.69 14.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 120 173 -53 137  
SINCE MAR 1 1307 1400 -93 1294  
SINCE JUL 1 5211 5723 -512 5321  
 
COOLING  
YESTERDAY 4 4 0 11  
MONTH TO DATE 46 64 -18 140  
SINCE MAR 1 72 75 -3 149  
SINCE JAN 1 72 75 -3 149    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 4:00 AM  
LOWEST 21 12:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1942  
MINIMUM TEMPERATURE (F) 57 36 1930  
 
SUNRISE AND SUNSET  
MAY 30 2023...........SUNRISE 5:20 AM CDT SUNSET 8:18 PM CDT  
MAY 31 2023...........SUNRISE 5:19 AM CDT SUNSET 8:19 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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