AFOS product CLISTL
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CDUS43 KLSX 190827
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
227 AM CST MON DEC 19 2022

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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 18 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2022


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         34    252 PM  69    1877  44    -10       39       
                                      1939                           
  MINIMUM         19    728 AM  -4    1884  28     -9       29       
                                      1983                           
  AVERAGE         27                        36     -9       34     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.78 1924   0.07  -0.07     0.09     
  MONTH TO DATE    1.46                      1.40   0.06     1.60     
  SINCE DEC 1      1.46                      1.40   0.06     1.60     
  SINCE JAN 1     48.44                     40.60   7.84    41.33     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           5.2  1929   0.1   -0.1      0.0      
  MONTH TO DATE    T                         1.5   -1.5      0.0      
  SINCE DEC 1      T                         1.5   -1.5      0.0      
  SINCE JUL 1      0.8                       2.4   -1.6       T       
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       38                        29      9       31        
  MONTH TO DATE  443                       484    -41      302        
  SINCE DEC 1    443                       484    -41      302        
  SINCE JUL 1   1236                      1306    -70      983        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        1        
  SINCE DEC 1      0                         0      0        1        
  SINCE JAN 1   1977                      1713    264     1977        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED     6.3                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    68          1100 PM                                      
 LOWEST     40           300 PM                                      
 AVERAGE    54                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   44        68      1877                      
                                             1889                     
                                             1976                     
 MINIMUM TEMPERATURE (F)   28        -7      1884                      
                                             1983                     


SUNRISE AND SUNSET                                                    
DECEMBER 19 2022......SUNRISE   715 AM CST   SUNSET   442 PM CST     
DECEMBER 20 2022......SUNRISE   716 AM CST   SUNSET   443 PM CST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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