136  
CDUS43 KLOT 182140  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT THU APR 18 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR APRIL 18 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60 2:26 PM 89 2002 61 -1 59  
MINIMUM 47 4:44 AM 25 1983 42 5 33  
AVERAGE 54 52 2 46  
 
PRECIPITATION (IN)  
TODAY T 3.83 1975 0.13 -0.13 0.00  
MONTH TO DATE 1.47 1.91 -0.44 0.88  
SINCE MAR 1 5.47 3.79 1.68 2.92  
SINCE JAN 1 8.45 6.73 1.72 8.27  
 
DEGREE DAYS  
HEATING  
TODAY 11 14 -3 19  
MONTH TO DATE 211 302 -91 203  
SINCE MAR 1 813 1090 -277 997  
SINCE JUL 1 4362 5413 -1051 4901  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 7 0 7 26  
SINCE MAR 1 7 2 5 26  
SINCE JAN 1 7 2 5 26    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 5:00 AM  
LOWEST 47 2:00 PM  
AVERAGE 64  
   
......................................................
 
 
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 2024.........SUNRISE 6:05 AM CDT SUNSET 7:36 PM CDT  
APRIL 19 2024.........SUNRISE 6:04 AM CDT SUNSET 7:37 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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