AFOS product CLISTL
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CDUS43 KLSX 290736
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
236 AM CDT MON SEP 29 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 28 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         88    308 PM  97    1953  77     11       78       
  MINIMUM         58    547 AM  32    1942  56      2       66       
  AVERAGE         73                        66      7       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          3.73 1919   0.10  -0.10      T       
  MONTH TO DATE    0.74                      2.79  -2.05     5.75     
  SINCE SEP 1      0.74                      2.79  -2.05     5.75     
  SINCE JAN 1     32.83                     32.46   0.37    37.43     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE SEP 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         3     -3        0        
  MONTH TO DATE    4                        24    -20        3        
  SINCE SEP 1      4                        24    -20        3        
  SINCE JUL 1      4                        25    -21        3        

 COOLING                                                              
  YESTERDAY        8                         4      4        7        
  MONTH TO DATE  249                       205     44      249        
  SINCE SEP 1    249                       205     44      249        
  SINCE JAN 1   1770                      1655    115     1957        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (160)       
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (120)       
  AVERAGE WIND SPEED     2.6                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM                                      
 LOWEST     30           300 PM                                      
 AVERAGE    59                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   76       102      1953                      
 MINIMUM TEMPERATURE (F)   56        36      1942                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 29 2025.....SUNRISE   656 AM CDT   SUNSET   647 PM CDT     
SEPTEMBER 30 2025.....SUNRISE   657 AM CDT   SUNSET   645 PM CDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$