National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS53 KLSX 011631
CLSCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1131 AM CDT TUE JUN 01 2021

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

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            101   05/31/1934
 LOW              -9   03/05/1960
HIGHEST           87   04/26
                       05/23
LOWEST            26   03/01
                       04/01
AVG. MAXIMUM    66.8               66.5     0.3
AVG. MINIMUM    46.8               45.6     1.2
MEAN            56.8               56.1     0.7
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MAX >= 100    0
DAYS MIN <= 32     7
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       22.73   1922
 MINIMUM        4.87   1932
TOTALS         17.28              12.62    4.66
DAYS >= .01       38
DAYS >= .10       24
DAYS >= .50       13
DAYS >= 1.00       7
GREATEST
 24 HR. TOTAL   2.63   03/17 TO 03/18

SNOWFALL (INCHES)
RECORDS
 TOTAL          24.5   1960
 24 HR TOTAL    12.8   03/12/1937 TO 03/13/1937
TOTALS           1.3                1.7    -0.4
SINCE 7/1       15.0               16.5    -1.5
DAYS >= TRACE      2
DAYS >= 1.0        1
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     1.3   04/20 TO 04/20

DEGREE DAYS
HEATING TOTAL    856                970    -114
 SINCE 7/1      4654               4675     -21
COOLING TOTAL    126                146     -20
 SINCE 1/1       126                146     -20
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    36/010    DATE  03/18
HIGHEST GUST SPEED/DIRECTION    48/180    DATE  03/10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     HAIL                       0
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...

20TH WARMEST METEOROLOGICAL SPRING ON RECORD (56.8 DEGREES).

TIED 3RD LEAST NUMBER OF DAYS WITH A MINIMUM TEMPERATURE AT OR
BELOW FREEZING (7 DAYS).

14TH WETTEST SPRING ON RECORD (17.28 INCHES).

1ST (TIE) MOST OCCURRENCES WITH AT LEAST ONE INCH OF
PRECIPITATION (7 DAYS).


...MONTHLY...

17TH SNOWIEST APRIL ON RECORD (1.3 INCHES).

11TH WARMEST MARCH ON RECORD (50.5 DEGREES).

LEAST DAYS WITH A MINIMUM TEMPERATURE LESS THAN OR EQUAL TO 32
DEGREES WITHIN THE MONTH OF MARCH (3 DAYS. ALSO SET IN 1973 AND
1946).

8TH WETTEST MARCH ON RECORD (5.80 INCHES).


...DAILY...

RECORD LOW TEMPERATURE OF 28 DEGREES SET ON 04/21. PREVIOUS 29
IN 1907.

RECORD PRECIPITATION VALUE OF 2.40 INCHES SET ON 03/17. PREVIOUS
1.19 IN 2008.

RECORD SNOWFALL VALUE OF 1.3 INCHES SET ON 04/20. PREVIOUS 0.8 IN
1904.


$$