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

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CXUS53 KLSX 021143 RRA
CLASTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
543 AM CST SAT JAN 2 2016

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

...THE ST. LOUIS CLIMATE SUMMARY FOR THE YEAR 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             115   07/14/1954
 LOW              -22   01/05/1884
HIGHEST           100   07/28
LOWEST              1   02/19
AVG. MAXIMUM     68.0              66.2     1.8
AVG. MINIMUM     49.5              47.9     1.6
MEAN             58.8              57.1     1.7
DAYS MAX >= 90     49
DAYS MAX <= 32     20
DAYS MIN <= 32     74
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        57.96   2008
 MINIMUM        20.69   1953
TOTALS          61.24R            40.96   20.28
DAYS >= .01       122
DAYS >= .10        78
DAYS >= .50        41
DAYS >= 1.00       23
GREATEST
 24 HR. TOTAL    5.37   12/26 TO 12/27

SNOWFALL (INCHES)
RECORDS
 TOTAL           63.3   1912
 24 HR TOTAL     20.0   03/30/1890 TO 03/31/1890
TOTALS           12.8              17.8    -5.0
SINCE 7/1           T               5.1    -5.1
DAYS >= TRACE      34
DAYS >= 1.0         4
GREATEST
 SNOW DEPTH         5   03/01
 24 HR TOTAL      4.6   02/15 TO 02/16

DEGREE_DAYS
HEATING TOTAL    3982              4535    -553
COOLING TOTAL    1873              1646     227
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    46/240    DATE  07/20
HIGHEST GUST SPEED/DIRECTION    55/240    DATE  07/20


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             52     HAIL                       1
FOG W/VIS <= 1/4 MILE     8

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


...ANNUAL...

5TH WARMEST CALENDAR YEAR ON RECORD (58.8 DEGREES).

TIED MOST NUMBER OF OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER
THAN OR EQUAL TO 60 DEGREES (255 DAYS...TIED WITH 2012).

WETTEST CALENDAR YEAR ON RECORD (61.24 INCHES...PREVIOUS 57.96
INCHES IN 2008).

GREATEST NUMBER OF OCCURRENCES WITH A DAILY PRECIPITATION VALUE
GREATER THAN OR EQUAL TO 1.00 INCHES (23 DAYS...PREVIOUS 18 DAYS SET
IN 2008 AND 1993).


...SEASONAL...

3RD WARMEST METEOROLOGICAL FALL ON RECORD (62.6 DEGREES).

TIED 2ND LEAST NUMBER OF OCCURRENCES OF A MINIMUM TEMPERATURE LESS
THAN OR EQUAL TO 32 DEGREES DURING METEOROLOGICAL FALL (2 DAYS).

2ND WETTEST METEOROLOGICAL SUMMER ON RECORD (23.94 INCHES).
-- WETTEST IS 27.22 INCHES SET IN 1915.


...MONTHLY...

3RD WARMEST DECEMBER ON RECORD (45.4 DEGREES).

WETTEST DECEMBER ON RECORD (11.54 INCHES...PREVIOUS 7.82 INCHES
SETIN 1982 ).

TIED 4TH LEAST SNOWIEST DECEMBER ON RECORD (TRACE).

7TH WETTEST NOVEMBER ON RECORD (6.48 INCHES).

8TH WARMEST SEPTEMBER ON RECORD (75.1 DEGREES).

5TH WETTEST AUGUST ON RECORD (6.67 INCHES).

WETTEST JUNE ON RECORD (13.14 INCHES...PREVIOUS 12.35 INCHES SET IN
2003).
-- 2ND WETTEST CALENDAR MONTH ON RECORD (WETTEST IS 14.78 INCHES
SET IN 1946).

10TH COLDEST FEBRUARY ON RECORD (26.7 DEGREES).

10TH SNOWIEST FEBRUARY ON RECORD (11.9 INCHES).

9TH LEAST SNOWIEST JANUARY ON RECORD (0.3 INCHES).


...DAILY...

3 RECORD HIGH TEMPERATURES SET (12/21...12/12...AND 02/07).

1 RECORD LOW MAXIMUM TEMPERATURE SET (18 DEGREES ON 02/19...PREVIOUS
19 DEGREES IN 1929).

2 RECORD HIGH MINIMUM TEMPERATURES SET (12/13 AND 07/18).

6 RECORD PRECIPITATION VALUES SET
(12/28...12/26...11/17...08/09...08/05...AND 06/05).
-- 4.87 INCHES ON 12/28 WAS WETTEST DECEMBER CALENDAR DAY ON RECORD.


$$

GOSSELIN


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