AFOS product CLICOU
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177 
CDUS43 KLSX 310747
CLICOU

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
247 AM CDT THU JUL 31 2025

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR JULY 30 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         87    257 PM 111    1980  89     -2       93       
  MINIMUM         72   1159 PM  54    1971  69      3       74       
  AVERAGE         80                        79      1       84     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.00          5.94 1989   0.12   0.88      T       
  MONTH TO DATE    5.31                      4.01   1.30    11.23     
  SINCE JUN 1     13.22                      8.24   4.98    15.74     
  SINCE JAN 1     26.48                     25.10   1.38    31.68     

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       15                        14      1       19        
  MONTH TO DATE  442                       410     32      341        
  SINCE JUN 1    728                       704     24      713        
  SINCE JAN 1    819                       850    -31      901        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     N (350)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED     7.6                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           200 AM                                      
 LOWEST     70           300 PM                                      
 AVERAGE    84                                                        

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


THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89       108      1980                      
 MINIMUM TEMPERATURE (F)   69        50      1971                      


SUNRISE AND SUNSET                                                    
JULY 31 2025..........SUNRISE   609 AM CDT   SUNSET   820 PM CDT     
AUGUST  1 2025........SUNRISE   610 AM CDT   SUNSET   819 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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