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CDUS43 KLSX 220730
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT THU JUL 22 2021

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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 21 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         89    352 PM 106    1901  90     -1       93       
  MINIMUM         70    517 AM  54    1944  71     -1       73       
                                      1970                           
  AVERAGE         80                        81     -1       83     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.49 1977   0.12  -0.12     0.44     
  MONTH TO DATE    5.07                      2.67   2.40     3.49     
  SINCE JUN 1     10.40                      7.16   3.24     6.20     
  SINCE JAN 1     27.99                     25.03   2.96    29.70     

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       18        
  MONTH TO DATE  283                       324    -41      372        
  SINCE JUN 1    705                       675     30      790        
  SINCE JAN 1    879                       870      9      937        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (20)        
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (360)       
  AVERAGE WIND SPEED     3.7                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 AM                                      
 LOWEST     51           500 PM                                      
 AVERAGE    69                                                        

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


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 2021..........SUNRISE   555 AM CDT   SUNSET   821 PM CDT     
JULY 23 2021..........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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