Climatological Report (Monthly)
Issued by NWS Aberdeen, SD

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CXUS53 KABR 011321
CLMABR

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
721 AM CST MON JAN 01 2024

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

...THE ABERDEEN SD CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             69   12/06/1939
 LOW             -39   12/31/1967
HIGHEST           63   12/06         26      37       42  12/11
LOWEST             9   12/10         MM      MM      -20  12/25
                       12/12
AVG. MAXIMUM    40.9               28.7    12.2     20.4
AVG. MINIMUM    19.2                7.9    11.3      2.0
MEAN            30.0               18.3    11.7     11.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     4               19.2   -15.2       23
DAYS MIN <= 32    29               30.8    -1.8       31
DAYS MIN <= 0      0                8.8    -8.8       14

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.00   1909
 MINIMUM           T   1986
TOTALS          2.18               0.61    1.57     1.45
DAYS >= .01        8                6.9     1.1        9
DAYS >= .10        4                1.8     2.2        5
DAYS >= .50        2                0.1     1.9        1
DAYS >= 1.00       0                0.0     0.0        0

SNOWFALL (INCHES)
RECORDS
 TOTAL          24.6   2010
 SNOW DEPTH       21   12/31/1996
TOTALS           5.5                8.0    -2.5     16.9
SINCE 7/1        6.9               15.8    -8.9       MM
SNOWDEPTH AVG.     1                                   5
DAYS >= TRACE      9                6.9     2.1       13
DAYS >= 1.0        2                2.5    -0.5        8
GREATEST
 SNOW DEPTH        4   12/26                          10  12/26
                                                          12/27

DEGREE DAYS
HEATING TOTAL   1077               1448    -371     1660
 SINCE 7/1      2614               3268    -654       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       914                630     284       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        10/06
LATEST                          05/03
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
RESULTANT WIND SPEED/DIRECTION   2/310
HIGHEST WIND SPEED/DIRECTION    37/010    DATE  12/25
HIGHEST GUST SPEED/DIRECTION    50/020    DATE  12/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.39
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                4     FREEZING RAIN              2
LT FREEZING RAIN          4     HAIL                       0
HEAVY SNOW                2     SNOW                       2
LIGHT SNOW                8     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      6
HAZE                      3

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

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