AFOS product CLISTL
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
738 
CDUS43 KLSX 100733
CLISTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
233 AM CDT SUN AUG 10 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 9 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         95    119 PM 110    1934  89      6       79       
  MINIMUM         77    552 AM  54    1884  71      6       64       
  AVERAGE         86                        80      6       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.03 2020   0.12  -0.12     0.00     
  MONTH TO DATE    T                         1.07  -1.07     0.27     
  SINCE JUN 1      8.96                      9.49  -0.53     9.78     
  SINCE JAN 1     30.61                     27.36   3.25    30.57     

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       21                        15      6        7        
  MONTH TO DATE  116                       135    -19      141        
  SINCE JUN 1   1069                       962    107     1072        
  SINCE JAN 1   1240                      1157     83     1385        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (140)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (130)       
  AVERAGE WIND SPEED    11.2                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.5                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           500 AM                                      
 LOWEST     47           200 PM                                      
 AVERAGE    61                                                        

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   89       105      1934                      
 MINIMUM TEMPERATURE (F)   70        54      1972                      


SUNRISE AND SUNSET                                                    
AUGUST 10 2025........SUNRISE   611 AM CDT   SUNSET   802 PM CDT     
AUGUST 11 2025........SUNRISE   612 AM CDT   SUNSET   801 PM CDT     


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




$$