Climatological Report (Monthly)
Issued by NWS Rapid City, SD

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CXUS53 KUNR 011602
CLMUNR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
902 AM MST THU JAN 1 2015

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              79   12/05/1939
 LOW              -28   12/20/1916
HIGHEST            70   12/11                         59  12/18
LOWEST             -9   12/30                        -14  12/07
AVG. MAXIMUM     40.5              36.6     3.9     32.3
AVG. MINIMUM     20.3              18.1     2.2     10.2
MEAN             30.4              27.3     3.1     21.2
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32     10                                 15
DAYS MIN <= 32     27                                 28
DAYS MIN <= 0       4                                 11

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.00   1909
 MINIMUM         0.01   1896
TOTALS           0.38              0.32    0.06     0.54
DAILY AVG.       0.01              0.01    0.00     0.02
DAYS >= .01         6                                  7
DAYS >= .10         1                                  1
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.18   12/25 TO 12/25              0.33

SNOWFALL (INCHES)
RECORDS
 TOTAL           14.5   2009
TOTALS            7.5               5.2     2.3      9.2
SINCE 7/1        22.8              13.8     9.0     39.0
SNOWDEPTH AVG.      1                 2      -1        1
DAYS >= 1.0         3               1.8     1.2        2
GREATEST
 SNOW DEPTH         4   12/31                          5  12/20
                        12/30
                        12/29
 24 HR TOTAL      2.9   MM                           5.2

DEGREE_DAYS
HEATING TOTAL    1064              1167    -103     1347
 SINCE 7/1       2678              2747     -69     2936
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        514               665    -151      830
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.3
HIGHEST WIND SPEED/DIRECTION    44/330    DATE  12/22
HIGHEST GUST SPEED/DIRECTION    64/330    DATE  12/22

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                9     SLEET                      0
FOG                       1     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

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