CDUS43 KILX 182136
CLIDEC

CLIMATE REPORT 
NATIONAL WEATHER SERVICE LINCOLN IL
436 PM CDT MON MAY 18 2026

...................................

...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 2000 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         75    823 AM  MM      MM  75      0       77   
  MINIMUM         64        MM  MM      MM  54     10       54    
  AVERAGE         70                        65      5       66     

PRECIPITATION (IN)                                                    
  TODAY           MM            MM      MM   0.14  MM        0.00     
  MONTH TO DATE    1.64                      2.62  -0.98     2.21     
  SINCE MAR 1     15.06                      8.79   6.27     8.50     
  SINCE JAN 1     15.87                     12.62   3.25     9.07     

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            0                         4     -4        0        
  MONTH TO DATE  125                        96     29       55        
  SINCE MAR 1    840                      1177   -337      840        
  SINCE JUL 1   4904                      5350   -446     4692        

 COOLING                                                              
  TODAY            5                         3      2        1        
  MONTH TO DATE    5                        36    -31       43        
  SINCE MAR 1     63                        52     11       62        
  SINCE JAN 1     63                        52     11       62        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (200)       
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (220)       
  AVERAGE WIND SPEED    15.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  THUNDERSTORM                                                        
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           900 AM                                      
 LOWEST     76           600 AM                                      
 AVERAGE    87                                                        

..........................................................


THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   75        MM        MM                      
 MINIMUM TEMPERATURE (F)   55        MM        MM                      


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   538 AM CDT   SUNSET   806 PM CDT     
MAY 19 2026...........SUNRISE   537 AM CDT   SUNSET   807 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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