524
CXUS53 KLSX 012342 CCA
CLASTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
447 PM CST THU JAN 01 2026

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE YEAR OF 2025...

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

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            115   07/14/1954
 LOW             -22   01/05/1884
HIGHEST           98   09/14
                       08/16
                       08/15
LOWEST             0   02/20
AVG. MAXIMUM    68.1               66.8     1.3
AVG. MINIMUM    49.1               48.0     1.1
MEAN            58.6               57.4     1.2
DAYS MAX >= 90    49
DAYS MAX <= 32    25
DAYS MAX >= 100    0
DAYS MIN <= 32    85
DAYS MIN <= 0      1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       61.24   2015
 MINIMUM       20.69   1953
TOTALS         38.76              41.70   -2.94
DAYS >= .01       89
DAYS >= .10       56
DAYS >= .50       24
DAYS >= 1.00      14
GREATEST
 24 HR. TOTAL   3.54   04/04 TO 04/05

SNOWFALL (INCHES)
RECORDS
 TOTAL          63.3   1912
 24 HR TOTAL    20.0   03/30/1890 TO 03/31/1890
TOTALS          25.2               16.6     8.6
SINCE 7/1       10.2                4.1     6.1
DAYS >= TRACE     27
DAYS >= 1.0        6
GREATEST
 SNOW DEPTH        8   01/11
                       01/06
 24 HR TOTAL     8.5   01/05 TO 01/06

DEGREE DAYS
HEATING TOTAL   4100               4433    -333
 SINCE 7/1      1549               1706    -157
COOLING TOTAL   1904               1713     191
................................................

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             58     HAIL                       3
FOG W/VIS <= 1/4 MILE    13

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


...ANNUAL...

TIED 14TH WARMEST YEAR ON RECORD (58.6 DEGREES).

3RD MOST DAYS WITH A HIGH TEMPERATURE GREATER THAN OR EQUAL TO 70
DEGREES (205 DAYS).


...SEASONAL...

TIED 8TH WARMEST METEOROLOGICAL SPRING (60.0 DEGREES).


...MONTHLY...

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

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

7TH WARMEST MAY (71.9 DEGREES).

7TH SNOWIEST NOVEMBER (6.4 INCHES).


...DAILY...

3 RECORD HIGH TEMPERATURES SET (12/28, 03/18, AND 02/03).
    -- 78 DEGREES ON 12/28 WAS ALSO THE WARMEST DECEMBER TEMPERATURE
       ON RECORD. PREVIOUS 76 DEGREES LAST SET ON 12/03/2021.

2 RECORD LOW MAXIMUM TEMPERATURES TIED (02/20 AND 02/19).

2 RECROD HIGH MINIMUM TEMPERATURES SET OR TIED (06/24 AND 06/23).

3 RECORD PRECIPITATION VALUES SET (07/21, 04/04, AND 01/05).

6 SNOWFALL RECORDS SET OR TIED (12/01, 11/29, 11/10, 11/09, 02/18,
AND 01/10).
    -- 6.4 INCHES ON 11/29 WAS 5TH HEAVIEST SNOWFALL WITHIN NOVEMBER.

$$

GOSSELIN