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CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT FRI SEP 22 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 21 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         85    416 PM  97    1881  79      6       96       
  MINIMUM         62    614 AM  40    1983  59      3       69       
  AVERAGE         74                        69      5       83     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.33          1.78 1947   0.10   0.23     0.06     
  MONTH TO DATE    0.59                      2.14  -1.55     1.67     
  SINCE SEP 1      0.59                      2.14  -1.55     1.67     
  SINCE JAN 1     25.59                     31.81  -6.22    40.79     

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 SEP 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                         1     -1        0        
  MONTH TO DATE    0                         9     -9        0        
  SINCE SEP 1      0                         9     -9        0        
  SINCE JUL 1      0                        10    -10        0        

 COOLING                                                              
  YESTERDAY        9                         6      3       18        
  MONTH TO DATE  175                       173      2      219        
  SINCE SEP 1    175                       173      2      219        
  SINCE JAN 1   1745                      1623    122     1913        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SE (140)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (150)       
  AVERAGE WIND SPEED     6.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.6                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           500 AM                                      
 LOWEST     50           400 PM                                      
 AVERAGE    72                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79        95      1956                      
                                             2017                     
 MINIMUM TEMPERATURE (F)   59        40      1974                      
                                             1995                     


SUNRISE AND SUNSET                                                    
SEPTEMBER 22 2023.....SUNRISE   649 AM CDT   SUNSET   659 PM CDT     
SEPTEMBER 23 2023.....SUNRISE   650 AM CDT   SUNSET   657 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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