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

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CXUS53 KLSX 020209 CCA
CLACOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
635 PM CST TUE JAN 1 2019

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

...THE COLUMBIA CLIMATE SUMMARY FOR THE YEAR OF 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             113   07/14/1954
                        07/12/1954
 LOW              -26   02/12/1899
HIGHEST           100   08/06
LOWEST             -9   01/01
AVG. MAXIMUM     66.3              64.8     1.5
AVG. MINIMUM     46.2              44.5     1.7
MEAN             56.2              54.6     1.6
DAYS MAX >= 90     68
DAYS MAX <= 32     25
DAYS MIN <= 32    108
DAYS MIN <= 0       5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        62.49   1993
 MINIMUM        21.35   1901
TOTALS          34.78             42.62   -7.84
DAYS >= .01       101
DAYS >= .10        61
DAYS >= .50        24
DAYS >= 1.00       10
GREATEST
 24 HR. TOTAL    2.10   12/30 TO 12/31

SNOWFALL (INCHES)
RECORDS
 TOTAL           49.4   1960
 24 HR TOTAL     17.5   02/01/2011
TOTALS            7.9              18.0   -10.1
SINCE 7/1         5.0               5.3    -0.3
GREATEST
 SNOW DEPTH         2   01/15
 24 HR TOTAL      1.5   11/08

DEGREE_DAYS
HEATING TOTAL    5027              5024       3
COOLING TOTAL    1950              1248     702
.................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    37/240    DATE  01/22
HIGHEST GUST SPEED/DIRECTION    51/260    DATE  06/20


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             49     HAIL                       0
FOG W/VIS <= 1/4 MILE    18

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


...ANNUAL...

TIED 7TH MOST OCCURRENCES WITH A MAXIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 80 DEGREES (137 DAYS).

MOST OCCURRENCES WITH A MINIMUM TEMPERATURE GREATER THAN OR EQUAL TO
60 DEGREES (139 DAYS. PREVIOUS MOST 131 IN 1965).

10TH LEAST SNOWIEST YEAR ON RECORD (7.9 INCHES).


...SEASONAL...

4TH MOST OCCURRENCES WITH A MAXIMUM TEMPERATURE LESS THAN 60 DEGREES
WITHIN METEOROLOGICAL FALL (39 DAYS).

15TH SNOWIEST FALL ON RECORD (4.6 INCHES).

MOST OCCURRENCES WITH AT LEAST ONE INCH OF SNOWFALL IN FALL (3 DAYS).

8TH WARMEST SUMMER (79.1 DEGREES).

LEAST OCCURRENCES WITH A MINIMUM TEMPERATURE LESS THAN 60 DEGREES IN
SUMMER (4 DAYS).

3RD MOST OCCURRENCES WITH A MAXIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 90 DEGREES IN SPRING (8 DAYS).

11TH DRIEST SPRING (6.68 INCHES).


...MONTHLY...

10TH WETTEST DECEMBER ON RECORD (4.30 INCHES).

3RD COLDEST NOVEMBER (37.5 DEGREES).

4TH WARMEST JUNE (79.1 DEGREES).

WARMEST MAY ON RECORD (73.9 DEGREES. PREVIOUS WARMEST 72.8 IN 1962).

MOST OCCURRENCES WITH A MINIMUM TEMPERATURE GREATER THAN OR EQUAL TO
60 DEGREES WITHIN THE MONTH OF MAY (24 DAYS. PREVIOUS MOST 22 LAST
SET IN 2007).

LEAST OCCURRENCES WITH A MINIMUM TEMPERATURE LESS THAN OR EQUAL TO
50 DEGREES WITHIN THE MONTH OF MAY (0 DAYS. PREVIOUS LEAST 2 SET IN
1962).

8TH COLDEST APRIL (49.6 DEGREES).

MOST OCCURRENCES WITH A MINIMUM TEMPERATURE LESS THAN OR EQUAL TO 32
DEGREES WITHIN THE MONTH OF APRIL (13 DAYS. PREVIOUS MOST 9 SET IN
1982 AND 1907).

LONGEST STRETCH OF DAYS WITH A MINIMUM TEMPERATURE LESS THAN OR
EQUAL TO 32 DEGREES WITHIN THE MONTH OF APRIL (9 DAYS ENDING 04/09).

DRIEST APRIL (0.45 INCHES. PREVIOUS LEAST 0.61 IN 1948).

TIED LEAST OCCURRENCES WITH AT LEAST A TENTH OF AN INCH OF
PRECIPITATION WITHIN THE MONTH OF APRIL (2 DAYS. TIED WITH 1987 AND
1948).


...DAILY...

2 RECORD HIGH TEMPERATURES SET (05/28 AND 05/27).

3 LOW MAXIMUM TEMPERATURES SET OR TIED (11/27, 04/15, AND 04/01).

4 LOW TEMPERATURES SET OR TIED (11/10, 10/16, 04/02, AND 01/02).

7 HIGH MINIMUM TEMPERATURES SET OR TIED (09/20, 08/28, 06/30, 06/18,
06/17, 05/13, AND 02/19).

3 PRECIPITATION VALUES SET (12/31, 12/01, AND 10/07).

3 SNOWFALL VALUES SET OR TIED (11/12, 11/08, AND 04/16).

$$

GOSSELIN



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