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

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CXUS53 KLSX 012110
CLSSTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
310 PM CST FRI DEC 01 2023

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2023 TO 11/30/2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2023

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           95   09/04         MM      MM
LOWEST            23   11/28         MM      MM
AVG. MAXIMUM    72.0               68.6     3.4
AVG. MINIMUM    51.4               49.1     2.3
MEAN            61.7               58.9     2.8
DAYS MAX >= 90     6
DAYS MAX <= 32     0
DAYS MAX >= 100    0
DAYS MIN <= 32     7
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.50   1984
 MINIMUM        2.36   1875
TOTALS          5.85               9.53   -3.68
DAYS >= .01       20
DAYS >= .10       12
DAYS >= .50        4
DAYS >= 1.00       1
GREATEST
 24 HR. TOTAL     MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.3   1951
 24 HR TOTAL     7.7   11/26/1980 TO 11/27/1980
TOTALS           0.0                0.9    -0.9
SINCE 7/1        0.0                0.9    -0.9
DAYS >= TRACE      0
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL    652                822    -170
 SINCE 7/1       652                820    -168
COOLING TOTAL    372                264     108
 SINCE 1/1      1942               1713     229
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    39/220    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    53/220    DATE  09/04


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     HAIL                       0
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...

TOP TWENTY WARMEST METEOROLOGICAL FALL ON RECORD (TIED FOR RANK 10 - 61.7
DEGREES).

TIED 2ND MOST OCCURRENCES WITH A HIGH TEMPERATURE OF AT LEAST 80
DEGREES (37 DAYS).


...MONTHLY...

TOP 20 WARMEST NOVEMBER ON RECORD (RANK 18 - 49.6 DEGREES).

TOP 20 DRIEST NOVEMBER (RANK 17 - 0.97 INCHES).

TIED MOST DAYS WITH A HIGH TEMPERATURE OF AT LEAST 80 DEGREES WITHIN
THE MONTH OF SEPTEMBER (28 DAYS. ALSO SET IN 2019).


...DAILY...

2 RECORD HIGH TEMPERATURES SET OR TIED (11/08 AND 10/27).

RECORD HIGH MINIMUM TEMPERATURE OF 67 DEGREES TIED ON 10/26. ALSO
SET IN 1939.

RECORD RAINFALL VALUE OF 1.62 INCHES SET ON 09/27. PREVIOUS 1.28 IN
1945.

$$


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