AFOS product CLISTL
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
892 
CDUS43 KLSX 310726
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CDT SUN AUG 31 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 30 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         84    202 PM 102    2013  86     -2       98       
  MINIMUM         65    545 AM  50    1934  67     -2       76       
  AVERAGE         75                        76     -1       87     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.04 1994   0.10  -0.10      T       
  MONTH TO DATE    1.48                      3.28  -1.80     1.36     
  SINCE JUN 1     10.44                     11.70  -1.26    10.87     
  SINCE JAN 1     32.09                     29.57   2.52    31.66     

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       10                        12     -2       22        
  MONTH TO DATE  388                       417    -29      450        
  SINCE JUN 1   1341                      1244     97     1381        
  SINCE JAN 1   1512                      1439     73     1694        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (70)        
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (80)        
  AVERAGE WIND SPEED     8.7                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           300 AM                                      
 LOWEST     43           100 PM                                      
 AVERAGE    64                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   86       103      2011                      
                                             2013                     
 MINIMUM TEMPERATURE (F)   66        49      1967                      


SUNRISE AND SUNSET                                                    
AUGUST 31 2025........SUNRISE   630 AM CDT   SUNSET   733 PM CDT     
SEPTEMBER  1 2025.....SUNRISE   631 AM CDT   SUNSET   731 PM CDT     


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




$$