797  
CDUS43 KLOT 290648  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
144 AM CDT MON MAY 29 2017  
 
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR MAY 28 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1928 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 519 PM 94 2012 74 3 83  
2006  
MINIMUM 59 522 AM 40 1930 55 4 70  
AVERAGE 68 65 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.20 2013 0.15 -0.14 T  
MONTH TO DATE 3.77 3.70 0.07 4.59  
SINCE MAR 1 14.21 10.06 4.15 9.97  
SINCE JAN 1 19.32 14.06 5.26 10.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 217 179 38 180  
SINCE MAR 1 1317 1439 -122 1237  
SINCE JUL 1 4963 5950 -987 4875  
 
COOLING  
YESTERDAY 3 3 0 12  
MONTH TO DATE 31 51 -20 65  
SINCE MAR 1 50 64 -14 78  
SINCE JAN 1 50 64 -14 78    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
   
......................................................
 
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1942  
MINIMUM TEMPERATURE (F) 56 36 1930  
 
 
SUNRISE AND SUNSET  
MAY 29 2017...........SUNRISE 520 AM CDT SUNSET 817 PM CDT  
MAY 30 2017...........SUNRISE 520 AM CDT SUNSET 818 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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