AFOS product CLISTL
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CDUS43 KLSX 220743
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
243 AM CDT TUE JUL 22 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 21 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         87    327 PM 106    1901  90     -3       82       
  MINIMUM         72    235 AM  54    1944  71      1       71       
                                      1970                           
  AVERAGE         80                        81     -1       77     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.57R         1.49 1977   0.12   1.45     0.00     
  MONTH TO DATE    4.33                      2.67   1.66     7.45     
  SINCE JUN 1      8.71                      7.16   1.55     8.57     
  SINCE JAN 1     30.36                     25.03   5.33    29.36     

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       15                        16     -1       12        
  MONTH TO DATE  341                       324     17      298        
  SINCE JUN 1    749                       675     74      765        
  SINCE JAN 1    920                       870     50     1078        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (170)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     6.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.7                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           100 AM                                      
 LOWEST     67           100 PM                                      
 AVERAGE    82                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   90       108      2017                      
 MINIMUM TEMPERATURE (F)   71        55      1947                      
                                             1970                     


SUNRISE AND SUNSET                                                    
JULY 22 2025..........SUNRISE   555 AM CDT   SUNSET   821 PM CDT     
JULY 23 2025..........SUNRISE   555 AM CDT   SUNSET   820 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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