CXUS53 KLSX 031929
CLSCOU

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

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2025 TO 11/30/2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR'S         
                VALUE   DATE(S)   VALUE   FROM     VALUE               
                                          NORMAL                       
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   09/14/1893                                      
 LOW              -3   11/30/1929                                      
HIGHEST           97   09/13                                
LOWEST            17   11/28                                 
AVG. MAXIMUM    70.7               67.7     3.0                        
AVG. MINIMUM    49.2               47.0     2.2                        
MEAN            60.0               57.3     2.7                        
DAYS MAX >= 90     7                                                   
DAYS MAX <= 32     1                                                   
DAYS MAX >= 100    0                                                   
DAYS MIN <= 32     9                                                   
DAYS MIN <= 0      0                                                   

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       22.23   1941                                            
 MINIMUM        2.21   1956                                            
TOTALS          7.64               9.98   -2.34                        
DAYS >= .01       24                                                   
DAYS >= .10       16                                                   
DAYS >= .50        6                                                   
DAYS >= 1.00       1                                                   
GREATEST
 24 HR. TOTAL   1.35   11/28 TO 11/29                                  

SNOWFALL (INCHES)
RECORDS
 TOTAL           8.3   1971                                            
 24 HR TOTAL     8.1   11/25/1975 TO 11/26/1975                        
TOTALS           1.0                0.8     0.2                        
SINCE 7/1        1.0                0.8     0.2                        
DAYS >= TRACE      2                                                   
DAYS >= 1.0        1                                                   
GREATEST
 SNOW DEPTH        1   11/29                                           
 24 HR TOTAL     1.0   11/29                                 

DEGREE DAYS
HEATING TOTAL    748                905    -157                        
 SINCE 7/1       749                906    -157                        
COOLING TOTAL    317                209     108                        
 SINCE 1/1      1469               1447      22                        
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    36/320    DATE  10/19                  
HIGHEST GUST SPEED/DIRECTION    51/280    DATE  09/18                  


WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM             10     HAIL                       0          
FOG W/VIS <= 1/4 MILE     8                                            

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


...SEASONAL...

TIED 9TH WARMEST METEOROLOGICAL FALL ON RECORD (60.0 DEGREES).

TIED 4TH MOST DAYS WITH A LOW TEMPERATURE OF AT LEAST 60 DEGREES (27 
DAYS).


...MONTHLY... 

TIED 17TH WARMEST OCTOBER (61.9 DEGREES).


...DAILY...

RECORD HIGH TEMPERATURE OF 79 DEGREES ON 11/14. PREVIOUS 78 IN 1931.

RECORD RAINFALL VALUE OF 0.66 INCHES SET ON 10/18. PREVIOUS 0.60 IN 
1905.


$$

GOSSELIN