461
CXUS53 KABR 011552
CLMPIR

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
952 AM CST WED JAN 01 2025

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

...THE PIERRE SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             76   12/03/1941
 LOW             -31   12/30/1990
HIGHEST           61   12/07         MM      MM       67  12/07
LOWEST            -2   12/20         MM      MM        8  12/31
AVG. MAXIMUM    37.2               32.4     4.8     42.3
AVG. MINIMUM    17.9               13.2     4.7     20.6
MEAN            27.5               22.8     4.7     31.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    12               14.2    -2.2        2
DAYS MIN <= 32    29               30.6    -1.6       31
DAYS MIN <= 0      1                4.6    -3.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.91   1951
 MINIMUM           T   2001
TOTALS          0.76               0.64    0.12     1.23
DAYS >= .01        4                5.6    -1.6        5
DAYS >= .10        2                1.9     0.1        3
DAYS >= .50        1                0.1     0.9        1
DAYS >= 1.00       0                0.0     0.0        0

SNOWFALL (INCHES)
RECORDS
 TOTAL          31.3   1951
 SNOW DEPTH       27   12/27/1950
                       12/05/2005
TOTALS           3.2                6.2    -3.0      7.5
SINCE 7/1        3.7               13.8   -10.1       MM
SNOWDEPTH AVG.     0                                   1
DAYS >= TRACE     10                5.2     4.8        7
DAYS >= 1.0        2                2.4    -0.4        2
GREATEST
 SNOW DEPTH        1   12/21                           7  12/26
                       12/22
                       12/31
                                                          12/27

DEGREE DAYS
HEATING TOTAL   1154               1308    -154     1031
 SINCE 7/1      2391               2910    -519       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       887                836      51       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        10/14
LATEST                          05/03
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   2/320
HIGHEST WIND SPEED/DIRECTION    51/320    DATE  12/19
HIGHEST GUST SPEED/DIRECTION    65/310    DATE  12/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.45
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                7     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      3
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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