991  
CDUS43 KLOT 170636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT MON APR 17 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 16 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 64 12:08 AM 88 2002 60 4 51  
MINIMUM 35 11:59 PM 26 1949 42 -7 35  
1962  
AVERAGE 50 51 -1 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 1.33 2006 0.14 0.01 0.00  
MONTH TO DATE 0.87 1.65 -0.78 1.92  
SINCE MAR 1 2.91 3.53 -0.62 5.65  
SINCE JAN 1 8.26 6.47 1.79 8.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 14 1 22  
MONTH TO DATE 155 274 -119 287  
SINCE MAR 1 949 1062 -113 974  
SINCE JUL 1 4853 5385 -532 5001  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 26 0 26 0  
SINCE MAR 1 26 2 24 0  
SINCE JAN 1 26 2 24 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 16.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 65 12:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 88 1976  
MINIMUM TEMPERATURE (F) 42 29 1944  
1983  
 
SUNRISE AND SUNSET  
APRIL 17 2023.........SUNRISE 6:08 AM CDT SUNSET 7:34 PM CDT  
APRIL 18 2023.........SUNRISE 6:06 AM CDT SUNSET 7:35 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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