Climatological Report (Monthly)
Issued by NWS

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CXUS53 KABR 011140
CLMPIR


CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
630 AM CDT MON MAY 1 2017

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

...THE PIERRE SD CLIMATE SUMMARY FOR THE MONTH OF APRIL 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   04/21/1980
 LOW                1   04/03/1936
HIGHEST            81   04/07        MM      MM       84  04/14
LOWEST             21   04/27        MM      MM       20  04/11
AVG. MAXIMUM     60.5              59.7     0.8     60.4
AVG. MINIMUM     33.9              34.2    -0.3     35.6
MEAN             47.2              47.0     0.2     48.0
DAYS MAX >= 90      0               0.3    -0.3        0
DAYS MAX <= 32      0               0.7    -0.7        0
DAYS MIN <= 32     16              11.9     4.1       10
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.38   1986
 MINIMUM            T   1952
TOTALS           1.78              1.81   -0.03     3.92
DAYS >= .01         9               8.2     0.8        8
DAYS >= .10         3               4.3    -1.3        6
DAYS >= .50         2               1.2     0.8        4
DAYS >= 1.00        0               0.3    -0.3        1

SNOWFALL (INCHES)
RECORDS
 TOTAL           20.8   2013
 SNOW DEPTH        26   04/01/1975
TOTALS              T               4.1    -4.1        T
SINCE 7/1        32.6              31.9     0.7     28.7
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       2               2.1    -0.1        1
DAYS >= 1.0         0               1.0    -1.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM

DEGREE_DAYS
HEATING TOTAL     527               545     -18      509
 SINCE 7/1       6553              6990    -437     6099
COOLING TOTAL       1                 4      -3        6
 SINCE 1/1          1                 4      -3        6

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   3/035
HIGHEST WIND SPEED/DIRECTION    37/050    DATE  04/09
HIGHEST GUST SPEED/DIRECTION    43/050    DATE  04/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                       7     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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