483
CXUS53 KLSX 011854
CLSSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
154 PM CDT SUN JUN 01 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2025 TO 5/31/2025...

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             98   05/26/1953
                       05/31/1934
 LOW              -5   03/05/1960
HIGHEST           88   05/15
                       04/28
LOWEST            24   03/02
AVG. MAXIMUM    70.4               67.2     3.2
AVG. MINIMUM    49.6               47.2     2.4
MEAN            60.0               57.2     2.8
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MAX >= 100    0
DAYS MIN <= 32     7
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.18   1927
 MINIMUM        3.86   1914
TOTALS         17.67              13.05    4.62
DAYS >= .01       31
DAYS >= .10       21
DAYS >= .50       12
DAYS >= 1.00       6
GREATEST
 24 HR. TOTAL   3.54   04/04 TO 04/05

SNOWFALL (INCHES)
RECORDS
 TOTAL          28.8   1912
 24 HR TOTAL    20.4U  03/30/1912 TO 03/31/1912
TOTALS           0.3                2.5    -2.2
SINCE 7/1       18.6               16.6     2.0
DAYS >= TRACE      3
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.3   03/05

U = UNOFFICIAL RECORD

DEGREE DAYS
HEATING TOTAL    607                910    -303
 SINCE 7/1      3832               4429    -597
COOLING TOTAL    171                194     -23
 SINCE 1/1       171                195     -24
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    45/220    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    65/210    DATE  03/14


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             23     HAIL                       2
FOG W/VIS <= 1/4 MILE     2

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


...SEASONAL...

TIED 8TH WARMEST METEOROLOGICAL SPRING ON RECORD (60.0 DEGREES).

TIED 4TH LEAST DAYS WITH A HIGH TEMPERATURE LESS THAN 60 DEGREES (15
DAYS).

11TH WETTEST SPRING (17.67 INCHES).


...MONTHLY...

WETTEST APRIL (10.85 INCHES. PREVIOUS 10.84 IN 1893).

TIED MOST DAYS WITH AT LEAST ONE INCH OF RAINFALL WITHIN THE MONTH
OF APRIL (4 DAYS. ALSO SET IN 2024 AND 2017).

TIED 5TH WARMEST MARCH (54.0 DEGREES).


...DAILY...

RECORD HIGH TEMPERATURE OF 84 DEGREES ON 03/18. PREVIOUS 82 IN 2012.

RECORD PRECIPITATION VALUE OF 3.48 INCHES SET ON 04/04. PREVIOUS
2.16 IN 1892.

$$

GOSSELIN