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

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CXUS53 KFSD 011619
CLMMHE

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1019 AM CST THU JAN 1 2015

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

...THE MITCHELL 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              70   12/01/1998
 LOW              -34   12/29/1917
HIGHEST            59   12/13        MM      MM       51  12/02
LOWEST            -13   12/30        MM      MM      -18  12/07
AVG. MAXIMUM     33.2              29.8     3.4     22.2
AVG. MINIMUM     17.2              12.0     5.2      3.8
MEAN             25.2              20.9     4.3     13.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     14              16.9    -2.9       21
DAYS MIN <= 32     28              30.4    -2.4       31
DAYS MIN <= 0       4               5.6    -1.6       12

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           1.22              0.45    0.77     0.65
DAILY AVG.       0.04              0.01    0.03     0.02
DAYS >= .01         7                MM      MM        9
DAYS >= .10         2                MM      MM        2
DAYS >= .50         1                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.87   12/15 TO 12/15

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            7.7                MM      MM     11.4
SINCE 7/1        13.3                MM      MM     15.4
SNOWDEPTH AVG.      2                MM      MM        4
DAYS >= 1.0         2                MM      MM        3
GREATEST
 SNOW DEPTH         4   12/31                          8  12/05
                        12/30
                        12/29
 24 HR TOTAL      4.2   12/15 TO 12/15

DEGREE_DAYS
HEATING TOTAL    1225              1367    -142     1607
 SINCE 7/1       2881              2935     -54     3115
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        724               824    -100      946
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.7
HIGHEST WIND SPEED/DIRECTION    38/340    DATE  12/15
HIGHEST GUST SPEED/DIRECTION    47/340    DATE  12/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW               10     SLEET                      0
FOG                      24     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

$$


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