309
CXUS53 KLSX 011821
CLSSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
121 PM CDT SAT JUN 01 2024

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2024 TO 5/31/2024...

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             98   05/26/1953
                       05/31/1934
 LOW              -5   03/05/1960
HIGHEST           91   05/19         MM      MM
                       05/21
LOWEST            27   03/18         MM      MM
AVG. MAXIMUM    72.6               67.2     5.4
AVG. MINIMUM    51.8               47.2     4.6
MEAN            62.2               57.2     5.0
DAYS MAX >= 90     2
DAYS MAX <= 32     0
DAYS MAX >= 100    0
DAYS MIN <= 32     4
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.18   1927
 MINIMUM        3.86   1914
TOTALS         16.36              13.05    3.31
DAYS >= .01       33
DAYS >= .10       25
DAYS >= .50       11
DAYS >= 1.00       7
GREATEST
 24 HR. TOTAL   3.01   04/01 TO 04/02

SNOWFALL (INCHES)
RECORDS
 TOTAL          28.8   1912
 24 HR TOTAL    20.4   03/30/1912 TO 03/31/1912
TOTALS             T                2.5    -2.5
SINCE 7/1        9.3               16.6    -7.3
DAYS >= TRACE      1
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL       T   03/01 TO 03/01

DEGREE DAYS
HEATING TOTAL    545                910    -365
 SINCE 7/1      3351               4429   -1078
COOLING TOTAL    313                194     119
 SINCE 1/1       313                195     118
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    39/230    DATE  05/07
HIGHEST GUST SPEED/DIRECTION    54/230    DATE  05/07


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             20     HAIL                       3
FOG W/VIS <= 1/4 MILE     0

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

...SEASONAL...

6TH WARMEST METEOROLOGICAL SPRING ON RECORD (62.2 DEGREES).

2ND MOST DAYS WITH A HIGH TEMPERATURE OF AT LEAST 70 DEGREES (59
DAYS. FIRST IS 65 DAYS IN 2012).

TIED 4TH LEAST DAYS WITH A LOW TEMPERATURE LESS THAN 32 DEGREES (4
DAYS).

TIED 3ND MOST DAYS WITH A LOW TEMPERATURE OF AT LEAST 60 DEGREES (31
DAYS.)

19TH WETTEST SPRING (16.36 INCHES).

...MONTHLY...

7TH WARMEST MAY ON RECORD (71.9 DEGREES).

LEAST NUMBER OF DAYS WITH A HIGH TEMPERATURE BELOW 70 DEGREES WITHIN
THE MONTH OF MAY (0 DAYS. 8TH SUCH OCCURRENCE).

12TH WARMEST APRIL (61.0 DEGREES).

8TH WETTEST APRIL (8.16 INCHES).

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

7TH WARMEST MARCH (53.8 DEGREES).

...DAILY...

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

RECORD HIGH MINIMUM TEMPERATURE OF 63 DEGREES SET ON 03/04. PREVIOUS
57 IN 1992.

$$