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

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CXUS53 KFSD 011554
CLMFSD

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

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

...THE SIOUX FALLS SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              63   12/03/1998
                        12/02/1998
 LOW              -31   12/29/1917
HIGHEST            45   12/05        MM      MM       51  12/10
LOWEST            -27   12/18        MM      MM       -4  12/31
                                                          12/28
                                                          12/27
AVG. MAXIMUM     28.7              28.5     0.2     33.9
AVG. MINIMUM     11.1               9.8     1.3     18.6
MEAN             19.9              19.2     0.7     26.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     16              17.7    -1.7       12
DAYS MIN <= 32     31              30.5     0.5       28
DAYS MIN <= 0       8               7.3     0.7        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.97   1945
 MINIMUM            T   1986
                        1944
                        1905
TOTALS           1.92              0.69    1.23     1.31
DAILY AVG.       0.06              0.02    0.04     0.04
DAYS >= .01         5               6.9    -1.9       10
DAYS >= .10         3               2.0     1.0        5
DAYS >= .50         1               0.3     0.7        0
DAYS >= 1.00        1               0.0     1.0        0
GREATEST
 24 HR. TOTAL    1.23   12/25 TO 12/25

SNOWFALL (INCHES)
RECORDS
 TOTAL           41.1   1968
TOTALS           10.9               8.2     2.7     19.1
SINCE 7/1        16.9              16.9     0.0     36.4
SNOWDEPTH AVG.      2                 4      -2        3
DAYS >= 1.0         2               2.4    -0.4        6
GREATEST
 SNOW DEPTH         8   12/18                         10  12/02
                        12/17                             12/01
 24 HR TOTAL      7.1   12/16 TO 12/17

DEGREE_DAYS
HEATING TOTAL    1389              1421     -32     1194
 SINCE 7/1       2524              3133    -609     2468
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        879               690     189      715
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.4
HIGHEST WIND SPEED/DIRECTION    43/190    DATE  12/25
HIGHEST GUST SPEED/DIRECTION    56/200    DATE  12/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW               13     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      3
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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