CXUS53 KLSX 031929
CLSSTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
129 PM CST WED DEC 03 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2025 TO 11/30/2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR'S         
                VALUE   DATE(S)   VALUE   FROM     VALUE               
                                          NORMAL                       
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   09/01/2011                                      
                       09/01/1984                                      
                       09/04/1954                                      
 LOW               1   11/30/1964                                      
HIGHEST           98   09/14                                
LOWEST            22   11/28                                 
AVG. MAXIMUM    71.6               68.6     3.0                        
AVG. MINIMUM    51.8               49.1     2.7                        
MEAN            61.7               58.9     2.8                        
DAYS MAX >= 90     9                                                   
DAYS MAX <= 32     1                                                   
DAYS MAX >= 100    0                                                   
DAYS MIN <= 32     7                                                   
DAYS MIN <= 0      0                                                   

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.50   1984                                            
 MINIMUM        2.36   1875                                            
TOTALS          5.93               9.53   -3.60                        
DAYS >= .01       18                                                   
DAYS >= .10       11                                                   
DAYS >= .50        4                                                   
DAYS >= 1.00       2                                                   
GREATEST
 24 HR. TOTAL   2.06   10/18 TO 10/19                                  

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.3   1951                                            
 24 HR TOTAL     7.7   11/26/1980 TO 11/27/1980                        
TOTALS           6.4                0.9     5.5                        
SINCE 7/1        6.4                0.9     5.5                        
DAYS >= TRACE      3                                                   
DAYS >= 1.0        1                                                   
GREATEST
 SNOW DEPTH        3   11/30                                           
                       11/29                                           
 24 HR TOTAL     6.4   11/29                                 

DEGREE DAYS
HEATING TOTAL    662                822    -160                        
 SINCE 7/1       662                820    -158                        
COOLING TOTAL    383                264     119                        
 SINCE 1/1      1904               1713     191                        
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    33/280    DATE  11/26                  
HIGHEST GUST SPEED/DIRECTION    45/290    DATE  11/26                  


WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              7     HAIL                       0          
FOG W/VIS <= 1/4 MILE     5                                            

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


...SEASONAL...

TIED 11TH WARMEST METEOROLOGICAL FALL ON RECORD (61.7 DEGREES).


...MONTHLY...

7TH SNOWIEST NOVEMBER (6.4 INCHES).

16TH WARMEST OCTOBER (63.4 DEGREES).

TIED 13TH DRIEST SEPTEMBER (0.74 INCHES).


...DAILY...

3 SNOWFALL RECORDS SET OR TIED (11/29, 11/10, AND 11/09).
    -- 6.4 INCHES ON 11/29 WAS 5TH HEAVIEST SNOWFALL WITHIN NOVEMBER.


$$

GOSSELIN