AFOS product CLISTL
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CDUS43 KLSX 280730
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT MON JUL 28 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 27 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         94    358 PM 106    1930  90      4       83       
  MINIMUM         75    431 AM  51    1962  71      4       71       
  AVERAGE         85                        80      5       77     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          2.48 1895   0.13  -0.12     0.08     
  MONTH TO DATE    4.34                      3.42   0.92     7.53     
  SINCE JUN 1      8.72                      7.91   0.81     8.65     
  SINCE JAN 1     30.37                     25.78   4.59    29.44     

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                        16      4       12        
  MONTH TO DATE  470                       420     50      387        
  SINCE JUN 1    878                       771    107      854        
  SINCE JAN 1   1049                       966     83     1167        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     7.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.7                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           500 AM                                      
 LOWEST     54           300 PM                                      
 AVERAGE    73                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   90       108      1930                      
 MINIMUM TEMPERATURE (F)   71        56      2013                      


SUNRISE AND SUNSET                                                    
JULY 28 2025..........SUNRISE   600 AM CDT   SUNSET   816 PM CDT     
JULY 29 2025..........SUNRISE   601 AM CDT   SUNSET   815 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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