882  
CDUS43 KLOT 202137  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT THU APR 20 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 20 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 80 2:59 PM 87 1987 62 18 56  
MINIMUM 52 12:32 AM 27 1983 43 9 43  
AVERAGE 66 52 14 50  
 
PRECIPITATION (IN)  
TODAY 0.08 1.27 2000 0.13 -0.05 0.20  
MONTH TO DATE 1.04 2.17 -1.13 2.24  
SINCE MAR 1 3.08 4.05 -0.97 5.97  
SINCE JAN 1 8.43 6.99 1.44 9.10  
 
DEGREE DAYS  
HEATING  
TODAY 0 13 -13 15  
MONTH TO DATE 210 328 -118 374  
SINCE MAR 1 1004 1116 -112 1061  
SINCE JUL 1 4908 5439 -531 5088  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 27 0 27 0  
SINCE MAR 1 27 2 25 0  
SINCE JAN 1 27 2 25 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 1:00 AM  
LOWEST 41 3:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 86 1985  
MINIMUM TEMPERATURE (F) 43 28 1943  
 
SUNRISE AND SUNSET  
APRIL 20 2023.........SUNRISE 6:03 AM CDT SUNSET 7:37 PM CDT  
APRIL 21 2023.........SUNRISE 6:02 AM CDT SUNSET 7:38 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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