AFOS product CLICOU
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CDUS43 KLSX 210747
CLICOU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
247 AM CDT MON JUL 21 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR JULY 20 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         91    451 PM 110    1934  89      2       78       
  MINIMUM         75    550 AM  56    1970  69      6       60       
                                      2009                           
  AVERAGE         83                        79      4       69     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.21 1898   0.12  -0.12      T       
  MONTH TO DATE    2.89                      2.84   0.05    10.89     
  SINCE JUN 1     10.80                      7.07   3.73    15.40     
  SINCE JAN 1     24.06                     23.93   0.13    31.34     

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                         6     -6        0        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY       18                        14      4        4        
  MONTH TO DATE  268                       270     -2      213        
  SINCE JUN 1    554                       564    -10      585        
  SINCE JAN 1    645                       710    -65      773        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SW (220)       
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (190)       
  AVERAGE WIND SPEED     6.1                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.2                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          1100 PM                                      
 LOWEST     61           300 PM                                      
 AVERAGE    76                                                        

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89       108      1934                      
 MINIMUM TEMPERATURE (F)   69        50      1944                      


SUNRISE AND SUNSET                                                    
JULY 21 2025..........SUNRISE   601 AM CDT   SUNSET   829 PM CDT     
JULY 22 2025..........SUNRISE   602 AM CDT   SUNSET   828 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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