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

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CXUS53 KLSX 022205 CCB
CLMCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
708 AM CST FRI JAN 1 2016

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

...THE COLUMBIA MO CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              76   12/08/1991
 LOW              -23   12/20/1901
HIGHEST            69   12/12                         67
LOWEST             23   12/18                          9
AVG. MAXIMUM     50.2              41.1     9.1     42.8
AVG. MINIMUM     34.9              23.7    11.2     30.6
MEAN             42.5              32.4    10.1     36.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      2               6.9    -4.9        3
DAYS MIN <= 32     13              24.2   -11.2       17
DAYS MIN <= 0       0               1.1    -1.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.82   1895
 MINIMUM         0.19   1955
TOTALS           7.04              2.44    4.60     2.18
DAILY AVG.       0.23              0.08    0.15     0.07
DAYS >= .01         9               8.4     0.6       10
DAYS >= .10         6               4.5     1.5        4
DAYS >= .50         4               1.6     2.4        1
DAYS >= 1.00        4               0.7     3.3        1
GREATEST
 24 HR. TOTAL    2.67   12/26 TO 12/27

SNOWFALL (INCHES)
RECORDS
 TOTAL           17.8   1973
 24 HR TOTAL     13.0   12/01/2006
TOTALS              T               4.4    -4.4      1.0
SINCE 7/1           T               5.3    -5.3      1.8
GREATEST
 24 HR TOTAL        T   12/30

DEGREE_DAYS
HEATING TOTAL     645              1010    -365      870
 SINCE 7/1       1341              1995    -654     1951
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1387              1249     138     1266
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    33/240    DATE  12/14
HIGHEST GUST SPEED/DIRECTION    46/220    DATE  12/23

SKY COVER

NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                3     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$


RECORDS SET IN DECEMBER 2015...

TEMPERATURES...

TIED FOR THIRD WARMEST DECEMBER ON RECORD WITH 42.5 DEGREES PREVIOUS
IN 1965.

TIED 4TH MOST NUMBER OF OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER
THAN OR EQUAL TO 60 DEGREES (7 DAYS).

2ND LEAST NUMBER OF OCCURRENCES OF A MINIMUM TEMPERATURE LESS THAN
OR EQUAL TO 32 DEGREES (12 DAYS).

TIED LEAST NUMBER OF OCCURRENCES OF A MINIMUM TEMPERATURE LESS THAN
OR EQUAL TO 20 DEGREES (0 DAYS...TIED WITH 1931).

DECEMBER 12TH RECORD HIGH MINIMUM OF 54 DEGREES PREVIOUS 46 IN 1929.

PRECIPITATION...

2ND WETTEST DECEMBER ON RECORD (7.04 INCHES).

DECEMBER 13TH RECORD DAILY RAINFALL OF 2.15 INCHES PREVIOUS 0.97
IN 1901.

DECEMBER 26TH RECORD DAILY RAINFALL OF 2.20 INCHES PREVIOUS 2.18 INCHES
IN 1942.

DECEMBER 28TH RECORD DAILY RAINFALL OF 1.15 INCHES PREVIOUS 0.60 INCHES
IN 1948.

SNOWFALL...

TIED THIRD LEAST SNOWIEST DECEMBER ON RECORD (TRACE).

CLIMATE TEAM

&&


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