CXUS53 KLSX 011636
CLMSTL

CLIMATE REPORT 
NATIONAL WEATHER SERVICE ST LOUIS MO
1136 AM CDT WED MAY 01 2024

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR'S         
                VALUE   DATE(S)   VALUE   FROM     VALUE               
                                          NORMAL                       
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             93   04/18/2002                                      
                       04/26/1989                                      
                       04/10/1930                                      
 LOW              20   04/03/1936                                      
HIGHEST           89   04/14                          85               
LOWEST            35   04/05                          36               
AVG. MAXIMUM    71.4               68.0     3.4     70.4               
AVG. MINIMUM    50.5               47.0     3.5     46.6               
MEAN            61.0               57.5     3.5     58.5               
DAYS MAX >= 90     0                0.3    -0.3        0               
DAYS MAX <= 32     0                0.0     0.0        0               
DAYS MIN <= 32     0                1.4    -1.4        0               
DAYS MIN <= 0      0                0.0     0.0        0               

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.84   1893                                            
 MINIMUM        0.46   1895                                            
TOTALS          8.16               4.73    3.43     2.57               
DAILY AVG.      0.27               0.16    0.11     0.09               
DAYS >= .01       10               11.5    -1.5        6               
DAYS >= .10        8                7.8     0.2        2               
DAYS >= .50        6                3.3     2.7        2               
DAYS >= 1.00       4                1.2     2.8        1               
GREATEST
 24 HR. TOTAL   3.01   04/01 TO 04/02                                  

SNOWFALL (INCHES)
RECORDS
 TOTAL           6.5   1971                                            
 24 HR TOTAL     6.5   04/05/1971 TO 04/06/1971                        
TOTALS           0.0                0.2    -0.2      0.0               
SINCE 7/1        9.3               16.6    -7.3       MM               
DAYS >= 1.0        0                                   0               
GREATEST
 SNOW DEPTH        0                                                   
 24 HR TOTAL      MM                                                   

DEGREE DAYS
HEATING TOTAL    181                262     -81      221               
 SINCE 7/1      3349               4358   -1009       MM               
COOLING TOTAL     68                 37      31       33               
 SINCE 1/1        88                 45      43       MM               
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    35/150    DATE  04/16                  
HIGHEST GUST SPEED/DIRECTION    49/170    DATE  04/16                  

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                       
NUMBER OF DAYS FAIR            8                                       
NUMBER OF DAYS PC             10                                       
NUMBER OF DAYS CLOUDY         12                                       


WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              7     MIXED PRECIP               0          
HEAVY RAIN                7     RAIN                       7           
LIGHT RAIN               14     FREEZING RAIN              0          
LT FREEZING RAIN          0     HAIL                       2          
HEAVY SNOW                0     SNOW                       0         
LIGHT SNOW                0     SLEET                      0         
FOG                       9     FOG W/VIS <= 1/4 MILE      0          
HAZE                      2                                            

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

...MONTHLY...

12TH WARMEST APRIL ON RECORD (61 DEGREES).

8TH WETTEST APRIL (8.16 INCHES).

TIED MOST DAYS WITH AT LEAST ONE INCH OF RAINFALL (4 DAYS. ALSO 
SET IN 2017).


...DAILY...

RECORD RAINFALL VALUE OF 1.96 INCHES SET ON 04/01. PREVIOUS RECORD 
OF 1.54 INCHES SET IN 1897.


$$