AFOS product CLISTL
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CDUS43 KLSX 090732
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
232 AM CDT SAT AUG 09 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 8 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         95    410 PM 108    1934  89      6       86       
  MINIMUM         75    124 AM  53    1976  71      4       67       
  AVERAGE         85                        80      5       77     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          3.46 1923   0.11  -0.11     0.01     
  MONTH TO DATE    T                         0.95  -0.95     0.27     
  SINCE JUN 1      8.96                      9.37  -0.41     9.78     
  SINCE JAN 1     30.61                     27.24   3.37    30.57     

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       20                        15      5       12        
  MONTH TO DATE   95                       120    -25      134        
  SINCE JUN 1   1048                       947    101     1065        
  SINCE JAN 1   1219                      1142     77     1378        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SE (140)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SE (140)       
  AVERAGE WIND SPEED    11.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           300 AM                                      
 LOWEST     39           300 PM                                      
 AVERAGE    62                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89       110      1934                      
 MINIMUM TEMPERATURE (F)   71        54      1884                      


SUNRISE AND SUNSET                                                    
AUGUST  9 2025........SUNRISE   610 AM CDT   SUNSET   803 PM CDT     
AUGUST 10 2025........SUNRISE   611 AM CDT   SUNSET   802 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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