AFOS product CLISTL
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CDUS43 KLSX 230730
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT FRI MAY 23 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR MAY 22 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         71    357 PM  94    1925  79     -8       76       
  MINIMUM         52    458 AM  37    1883  60     -8       63       
  AVERAGE         62                        69     -7       70     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.31 2000   0.15  -0.15     0.11     
  MONTH TO DATE    3.42                      3.49  -0.07     3.81     
  SINCE MAR 1     17.18                     11.72   5.46    14.13     
  SINCE JAN 1     21.17                     16.54   4.63    18.56     

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 MAR 1      0.3                       2.5   -2.2       T       
  SINCE JUL 1     18.6                      16.6    2.0      9.3      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        3                         2      1        0        
  MONTH TO DATE   48                        63    -15        2        
  SINCE MAR 1    600                       901   -301      545        
  SINCE JUL 1   3825                      4420   -595     3351        

 COOLING                                                              
  YESTERDAY        0                         6     -6        5        
  MONTH TO DATE   84                        88     -4      154        
  SINCE MAR 1    150                       132     18      242        
  SINCE JAN 1    150                       133     17      242        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (310)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED    10.8                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           400 AM                                      
 LOWEST     38           200 PM                                      
 AVERAGE    56                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   79        92      1950                      
                                             2010                     
 MINIMUM TEMPERATURE (F)   60        39      1931                      


SUNRISE AND SUNSET                                                    
MAY 23 2025...........SUNRISE   543 AM CDT   SUNSET   814 PM CDT     
MAY 24 2025...........SUNRISE   542 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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