AFOS product CLISTL
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CDUS43 KLSX 250726
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT MON AUG 25 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 24 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         78    330 PM 103    1947  88    -10       92       
  MINIMUM         59    552 AM  51    1942  68     -9       77       
  AVERAGE         69                        78     -9       85     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.71 1918   0.10  -0.10     0.00     
  MONTH TO DATE    1.48                      2.68  -1.20     1.06     
  SINCE JUN 1     10.44                     11.10  -0.66    10.57     
  SINCE JAN 1     32.09                     28.97   3.12    31.36     

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 JUN 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                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE JUN 1      0                         4     -4        0        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY        4                        13     -9       20        
  MONTH TO DATE  355                       344     11      313        
  SINCE JUN 1   1308                      1171    137     1244        
  SINCE JAN 1   1479                      1366    113     1557        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (330)       
  AVERAGE WIND SPEED     7.5                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           600 AM                                      
 LOWEST     39           300 PM                                      
 AVERAGE    65                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   87       104      2023                      
 MINIMUM TEMPERATURE (F)   68        52      1958                      


SUNRISE AND SUNSET                                                    
AUGUST 25 2025........SUNRISE   625 AM CDT   SUNSET   742 PM CDT     
AUGUST 26 2025........SUNRISE   626 AM CDT   SUNSET   740 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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