274  
CDUS43 KLOT 200636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT THU APR 20 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 19 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 72 1:50 PM 86 1985 61 11 51  
MINIMUM 44 4:03 AM 24 1983 43 1 38  
AVERAGE 58 52 6 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.52 1970 0.13 -0.05 0.00  
MONTH TO DATE 0.96 2.04 -1.08 2.04  
SINCE MAR 1 3.00 3.92 -0.92 5.77  
SINCE JAN 1 8.35 6.86 1.49 8.90  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 13 -6 20  
MONTH TO DATE 210 315 -105 359  
SINCE MAR 1 1004 1103 -99 1046  
SINCE JUL 1 4908 5426 -518 5073  
 
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 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 8:00 PM  
LOWEST 32 12:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1987  
MINIMUM TEMPERATURE (F) 43 27 1983  
 
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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