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600
CXUS53 KABR 011439
CLMPIR


CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
836 AM CST THU JAN 1 2015

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

...THE PIERRE SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              76   12/03/1941
 LOW              -31   12/30/1990
HIGHEST            60   12/12        MM      MM       55  12/02
LOWEST            -12   12/31        MM      MM      -21  12/23
AVG. MAXIMUM     33.3              31.3     2.0     22.7
AVG. MINIMUM     14.1              12.1     2.0      3.6
MEAN             23.7              21.7     2.0     13.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     15              14.8     0.2       22
DAYS MIN <= 32     31              30.6     0.4       31
DAYS MIN <= 0       5               5.3    -0.3       13

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.91   1951
 MINIMUM            T   2001
                        1986
                        1905
TOTALS           0.82              0.55    0.27     1.48
DAYS >= .01         6               5.8     0.2        9
DAYS >= .10         3               1.7     1.3        4
DAYS >= .50         0               0.1    -0.1        1
DAYS >= 1.00        0               0.0     0.0        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           31.3   1951
 SNOW DEPTH        27   12/27/1950
                        12/05/2005
TOTALS           10.2               4.9     5.3     14.2
SINCE 7/1        19.4              11.2     8.2     16.2
SNOWDEPTH AVG.      2                 3      -1        5
DAYS >= TRACE      11               5.5     5.5       16
DAYS >= 1.0         4               1.9     2.1        4
GREATEST
 SNOW DEPTH         4   12/28                          9  12/26
                        12/27                             12/25
                        12/26                             12/24

DEGREE_DAYS
HEATING TOTAL    1273              1342     -69     1600
 SINCE 7/1       2995              2962      33     3219
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        622               868    -246      853

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   2/007
HIGHEST WIND SPEED/DIRECTION    38/350    DATE  12/15
HIGHEST GUST SPEED/DIRECTION    48/340    DATE  12/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               10     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      6
HAZE                      8

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

$$





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