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
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