Climatological Report (Seasonal)
Issued by NWS St Louis, MO

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CXUS53 KLSX 091610 CCA
CLSSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
208 PM CST TUE DEC 01 2020

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   09/01/2011
                       09/01/1984
                       09/04/1954
 LOW               1   11/30/1964
HIGHEST           92   09/06
                       09/07
LOWEST            27   11/02
                       11/30
AVG. MAXIMUM    69.7               68.0     1.7
AVG. MINIMUM    49.3               49.2     0.1
MEAN            59.5               58.6     0.9
DAYS MAX >= 90     4
DAYS MAX <= 32     0
DAYS MAX >= 100    0
DAYS MIN <= 32     4
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.50   1984
 MINIMUM        2.36   1875
TOTALS          8.41              10.37   -1.96
DAYS >= .01       25
DAYS >= .10       18
DAYS >= .50        5
DAYS >= 1.00       2
GREATEST
 24 HR. TOTAL   1.43   11/14

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.3   1951
 24 HR TOTAL     7.7   11/26/1980 TO 11/27/1980
TOTALS             T                0.7    -0.7
SINCE 7/1          T                0.7    -0.7
DAYS >= TRACE      1
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL       0

DEGREE DAYS
HEATING TOTAL    745                825     -80
 SINCE 7/1       745                825     -80
COOLING TOTAL    265                247      18
 SINCE 1/1      1764               1646     118
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  11/10
HIGHEST GUST SPEED/DIRECTION    57/250    DATE  11/10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     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...

NO RECORDS OF NOTE.

...MONTHLY...

13TH WARMEST NOVEMBER ON RECORD (AVERAGE TEMPERATURE OF 51.1 DEGREES).

MOST CONSECUTIVE DAYS WITH A HIGH TEMPERATURE GREATER THAN OR EQUAL
TO 70 DEGREES IN NOVEMBER (8 DAYS -- 11/3 THROUGH 11/10).

...DAILY...

2 RECORD HIGH TEMPERATURES SET OR TIED (11/09 AND 10/22).

1 RECORD HIGH MINIMUM TEMPERATURE SET (11/09).

$$


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