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

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CXUS53 KLSX 012017 RRA
CLSCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
137 PM CST THU MAR 1 2018

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

...THE COLUMBIA     ASOS CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2017 TO 2/28/2018...

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              81   02/24/1930
                        02/01/1911
 LOW              -26   02/12/1899
HIGHEST            75   02/15
LOWEST             -9   01/01
AVG. MAXIMUM     43.1              41.1     2.0
AVG. MINIMUM     23.2              23.1     0.1
MEAN             33.1              32.1     1.0
DAYS MAX >= 90      0
DAYS MAX <= 32     28
DAYS MIN <= 32     67
DAYS MIN <= 0       5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.30   1984
                        1985
 MINIMUM         1.35   1962
                        1963
TOTALS           5.44              6.61   -1.17
DAYS >= .01        24
DAYS >= .10         9
DAYS >= .50         3
DAYS >= 1.00        2
GREATEST
 24 HR. TOTAL    1.66   MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           45.6   2010
                        2011
 24 HR TOTAL     19.7   01/18/1995 TO 01/19/1995
TOTALS            3.2              15.2   -12.0
SINCE 7/1         3.2              16.1   -12.9
GREATEST
 SNOW DEPTH         2   01/15
 24 HR TOTAL      1.2   MM

DEGREE_DAYS
HEATING TOTAL    2859              2961    -102
 SINCE 7/1         MM              3946      MM
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    37/240    DATE  01/22
HIGHEST GUST SPEED/DIRECTION    47/240    DATE  01/22


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

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

$$


TIED 5TH MOST OCCURENCES OF A MAXIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 70 DEGREES(4 DAYS)

6TH MOST OCCURENCES OF A MAXIMUM TEMPERATURE GREATER THAN OR EQUAL TO
50 DEGREES(38 DAYS).

7TH LEAST SNOWIEST WINTER ON RECORD ( 3.2 INCHES)

TIED 10TH LEAST OCCURENCES WITH ATLEAST ONE INCH OF SNOWFALL ( 2
DAYS).


...MONTHLY...

19TH WETTEST FEBRUARY ON RECORD ( 2.99 INCHES)

TIED 4TH MOST OCCURENCES OF MEASUREABLE PRECIPITATION WITHIN THE
MONTH OF FEBRUARY.(13 DAYS)

TIED 16TH LEAST SNOWIEST FEBRUARY ON RECORD ( 0.5 INCHES)

TIED 2ND DRIEST DECEMBER ON RECORD (0.23 INCHES).

LEAST OCCURENCES WITH ATLEAST ONE TENTH OF AN INCH OF PRECIPITATION
WITHIN THE MONTH OF DECEMBER. ( 0 DAYS).


...DAILY...

1 RECORD HIGH TEMPERATURE TIE (70 DEGREES ON 12/04. ALSO SET IN
1933).

1 RECORD LOW TEMPERATURE TIED( -5 DEGREES ON 01/02. ALSO SET IN
2001).

1 RECORD HIGH MINIMUM TEMPERATURES TIED ( 53 DEGREES ON 02/19. ALSO
SET IN 1994).



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