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

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CXUS53 KFSD 011930
CLMHON

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
223 PM CDT WED MAY 1 2013

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

...THE HURON SD CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              97   04/21/1980
 LOW               -2   04/03/1975
HIGHEST            82   04/27        MM      MM       91  04/01
LOWEST              8   04/23        MM      MM       20  04/11
                                                          04/10
AVG. MAXIMUM     48.7              59.0   -10.3     63.3
AVG. MINIMUM     26.5              34.0    -7.5     39.2
MEAN             37.6              46.5    -8.9     51.3
DAYS MAX >= 90      0               0.1    -0.1        1
DAYS MAX <= 32      2               0.5     1.5        0
DAYS MIN <= 32     25              12.9    12.1        4
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.64   2001
 MINIMUM         0.03   1934
TOTALS           2.94              2.31    0.63     5.44
DAILY AVG.       0.10              0.08    0.02     0.18
DAYS >= .01        13               8.7     4.3       12
DAYS >= .10         8               4.8     3.2        9
DAYS >= .50         1               1.5    -0.5        4
DAYS >= 1.00        0               0.5    -0.5        2
GREATEST
 24 HR. TOTAL    0.84   04/13 TO 04/14

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.9   1935
TOTALS           19.7               4.0    15.7      0.0
SINCE 7/1        60.1              43.9    16.2     31.4
SNOWDEPTH AVG.      2                MM      MM        0
DAYS >= 1.0         6               1.3     4.7        0
GREATEST
 SNOW DEPTH        10   04/12                          0  MM
                        04/11
 24 HR TOTAL      4.0   04/09

DEGREE_DAYS
HEATING TOTAL     817               559     258      418
 SINCE 7/1       7881              7378     503     6030
COOLING TOTAL       0                 4      -4       14
 SINCE 1/1          0                 4      -4       29
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
HIGHEST WIND SPEED/DIRECTION    38/360    DATE  04/09
HIGHEST GUST SPEED/DIRECTION    47/010    DATE  04/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW               13     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      5
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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