Climatological Report (Monthly)
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CXUS53 KABR 011624
CLMPIR

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
1124 AM CDT THU OCT 01 2020

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

...THE PIERRE SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   09/02/1983
 LOW              21   09/22/1995
                       09/28/1951
HIGHEST           97   09/14         MM      MM       90  09/17
                                                          09/15
LOWEST            32   09/10         MM      MM       42  09/23
AVG. MAXIMUM    77.8               76.5     1.3     76.4
AVG. MINIMUM    48.1               49.2    -1.1     53.0
MEAN            63.0               62.9     0.1     64.7
DAYS MAX >= 90     4                4.6    -0.6        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                0.6     0.4        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.95   1996
 MINIMUM           T   2012
TOTALS          0.29               1.87   -1.58     3.27
DAYS >= .01        3                6.8    -3.8       10
DAYS >= .10        1                3.4    -2.4        5
DAYS >= .50        0                1.0    -1.0        3
DAYS >= 1.00       0                0.3    -0.3        1

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.2   1934
 SNOW DEPTH        T   09/25/1934
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    127                151     -24       81
 SINCE 7/1       132                171     -39       97
COOLING TOTAL     73                 86     -13       81
 SINCE 1/1       955                863      92      651

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST      09/10             MM
LATEST                          05/11
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
RESULTANT WIND SPEED/DIRECTION   2/360
HIGHEST WIND SPEED/DIRECTION    39/330    DATE  09/26
HIGHEST GUST SPEED/DIRECTION    51/330    DATE  09/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.14
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

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

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