AFOS product CLISTL
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CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
240 AM CDT WED JUL 30 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 29 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         97    211 PM 103    1941  90      7       93       
                                      1999                           
  MINIMUM         80    443 AM  54    1971  71      9       71       
  AVERAGE         89                        80      9       82     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.74 1956   0.13  -0.13     0.60     
  MONTH TO DATE    4.34                      3.67   0.67     8.13     
  SINCE JUN 1      8.72                      8.16   0.56     9.25     
  SINCE JAN 1     30.37                     26.03   4.34    30.04     

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       24                        15      9       17        
  MONTH TO DATE  517                       450     67      422        
  SINCE JUN 1    925                       801    124      889        
  SINCE JAN 1   1096                       996    100     1202        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (360)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (200)       
  AVERAGE WIND SPEED     6.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           500 AM                                      
 LOWEST     53           200 PM                                      
 AVERAGE    74                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   90       104      1953                      
 MINIMUM TEMPERATURE (F)   71        57      1971                      


SUNRISE AND SUNSET                                                    
JULY 30 2025..........SUNRISE   601 AM CDT   SUNSET   814 PM CDT     
JULY 31 2025..........SUNRISE   602 AM CDT   SUNSET   813 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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