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CDUS43 KLSX 200729
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
229 AM CDT MON OCT 20 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 19 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         65    231 PM  87    1953  68     -3       74       
  MINIMUM         50   1159 PM  25    1972  48      2       42       
  AVERAGE         58                        58      0       58     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          2.87 1885   0.11  -0.10     0.00     
  MONTH TO DATE    2.06                      1.83   0.23      T       
  SINCE SEP 1      2.80                      4.79  -1.99     5.75     
  SINCE JAN 1     34.89                     34.46   0.43    37.43     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1989   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        7                         8     -1        7        
  MONTH TO DATE   16                       104    -88       77        
  SINCE SEP 1     20                       136   -116       80        
  SINCE JUL 1     20                       137   -117       80        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE  111                        39     72       46        
  SINCE SEP 1    380                       251    129      314        
  SINCE JAN 1   1901                      1701    200     2022        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NW (330)       
  AVERAGE WIND SPEED    13.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM                                      
 LOWEST     29           300 PM                                      
 AVERAGE    60                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   68        88      1947                      
                                             2003                     
 MINIMUM TEMPERATURE (F)   48        26      1930                      


SUNRISE AND SUNSET                                                    
OCTOBER 20 2025.......SUNRISE   716 AM CDT   SUNSET   616 PM CDT     
OCTOBER 21 2025.......SUNRISE   717 AM CDT   SUNSET   614 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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