616  
CDUS43 KLOT 182144  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
444 PM CDT TUE APR 18 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 18 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 58 2:50 PM 89 2002 61 -3 42  
MINIMUM 33 4:20 AM 25 1983 42 -9 35  
AVERAGE 46 52 -6 39  
 
PRECIPITATION (IN)  
TODAY 0.00 3.83 1975 0.13 -0.13 0.12  
MONTH TO DATE 0.88 1.91 -1.03 2.04  
SINCE MAR 1 2.92 3.79 -0.87 5.77  
SINCE JAN 1 8.27 6.73 1.54 8.90  
 
DEGREE DAYS  
HEATING  
TODAY 19 14 5 26  
MONTH TO DATE 203 302 -99 339  
SINCE MAR 1 997 1090 -93 1026  
SINCE JUL 1 4901 5413 -512 5053  
 
COOLING  
TODAY 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 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 4:00 AM  
LOWEST 33 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 86 1985  
MINIMUM TEMPERATURE (F) 43 24 1983  
 
SUNRISE AND SUNSET  
APRIL 18 2023.........SUNRISE 6:06 AM CDT SUNSET 7:35 PM CDT  
APRIL 19 2023.........SUNRISE 6:05 AM CDT SUNSET 7:36 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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