Climatological Report (Monthly)
Issued by NWS Sioux Falls, SD

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CXUS53 KFSD 011546 RRA
CLMHON

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
946 AM CST SUN JAN 1 2017

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

...THE HURON SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              71   12/06/1939
 LOW              -34   12/25/1884
HIGHEST            44   12/05        MM      MM       53  12/08
LOWEST            -31   12/18        MM      MM      -10  12/28
AVG. MAXIMUM     26.2              29.0    -2.8     32.5
AVG. MINIMUM      6.6               9.5    -2.9     15.9
MEAN             16.4              19.2    -2.8     24.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     18              17.0     1.0       19
DAYS MIN <= 32     31              30.6     0.4       31
DAYS MIN <= 0      10               7.2     2.8        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.15   1931
 MINIMUM            T   1986
                        1943
TOTALS           1.39              0.52    0.87     1.28
DAILY AVG.       0.04              0.02    0.02     0.04
DAYS >= .01         7               5.8     1.2        7
DAYS >= .10         4               1.6     2.4        4
DAYS >= .50         1               0.1     0.9        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.63   12/25 TO 12/25

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.0   2009
                        1968
TOTALS           10.0               8.0     2.0     14.3
SINCE 7/1        14.7              16.3    -1.6     19.9
SNOWDEPTH AVG.      2                 4      -2        3
DAYS >= 1.0         2               2.2    -0.2        4
GREATEST
 SNOW DEPTH         6   12/20                          8  12/02
                        12/19                             12/01
                        12/18
 24 HR TOTAL      6.0   12/16 TO 12/16

DEGREE_DAYS
HEATING TOTAL    1499              1418      81     1258
 SINCE 7/1       2707              3120    -413     2548
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        887               742     145      797
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.8
HIGHEST WIND SPEED/DIRECTION    47/280    DATE  12/26
HIGHEST GUST SPEED/DIRECTION    58/290    DATE  12/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               12     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
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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