Climatological Report (Monthly)
Issued by NWS Aberdeen, SD

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CXUS53 KABR 011439
CLMABR


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

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

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

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              69   12/06/1939
 LOW              -39   12/31/1967
HIGHEST            51   12/13        MM      MM       42  12/27
                                                          12/18
LOWEST            -16   12/01        MM      MM      -27  12/07
AVG. MAXIMUM     29.7              25.5     4.2     16.7
AVG. MINIMUM     15.0               5.9     9.1     -3.6
MEAN             22.4              15.7     6.7      6.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     20              19.9     0.1       24
DAYS MIN <= 32     29              30.8    -1.8       31
DAYS MIN <= 0       5               9.9    -4.9       20

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.00   1909
 MINIMUM            T   1986
TOTALS           0.25              0.52   -0.27     0.88
DAYS >= .01         2               6.5    -4.5       13
DAYS >= .10         1               1.6    -0.6        2
DAYS >= .50         0               0.1    -0.1        0
DAYS >= 1.00        0               0.0     0.0        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           24.6   2010
 SNOW DEPTH        21   12/31/1996
TOTALS            0.7               6.9    -6.2     12.2
SINCE 7/1         8.8              14.6    -5.8     15.5
SNOWDEPTH AVG.      1                 4      -3        2
DAYS >= TRACE       8               6.7     1.3       17
DAYS >= 1.0         0               2.1    -2.1        4
GREATEST
 SNOW DEPTH         2   12/07                          5  12/27
                        12/06                             12/26
                        12/05                             12/25

DEGREE_DAYS
HEATING TOTAL    1313              1528    -215     1805
 SINCE 7/1       3359              3491    -132     3796
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        342               525    -183      580

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

WIND (MPH)
AVERAGE WIND SPEED              11.2
RESULTANT WIND SPEED/DIRECTION   2/204
HIGHEST WIND SPEED/DIRECTION    38/350    DATE  12/15
HIGHEST GUST SPEED/DIRECTION    48/360    DATE  12/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     80

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          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                8     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      4
HAZE                      9

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

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