432
CXUS53 KABR 011552
CLMATY

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

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

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

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 TO 2024

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             -37   12/18/2016
HIGHEST           48   12/28         MM      MM       61  12/07
                       12/29
LOWEST            -6   12/12         MM      MM        9  12/01
AVG. MAXIMUM    29.8               26.3     3.5     38.7
AVG. MINIMUM    13.5                9.3     4.2     21.3
MEAN            21.6               17.8     3.8     30.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    19               20.4    -1.4        8
DAYS MIN <= 32    31               30.9     0.1       30
DAYS MIN <= 0      5                8.1    -3.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.36   1955
 MINIMUM           T   1986
TOTALS          0.32               0.68   -0.36     1.38
DAYS >= .01        7                6.3     0.7        7
DAYS >= .10        0                2.2    -2.2        4
DAYS >= .50        0                0.2    -0.2        1
DAYS >= 1.00       0                0.0     0.0        0

SNOWFALL (INCHES)
RECORDS
 TOTAL          29.0   2010
 SNOW DEPTH       20   12/31/2010
TOTALS           5.3                8.9    -3.6      1.6
SINCE 7/1        7.8               14.8    -7.0       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= TRACE     15                6.0     9.0        9
DAYS >= 1.0        3                3.3    -0.3        0
GREATEST
 SNOW DEPTH        3   12/02                           1  12/28
                       12/03
                                                          12/29

DEGREE DAYS
HEATING TOTAL   1339               1463    -124     1078
 SINCE 7/1      2776               3342    -566       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       536                520      16       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        10/13
LATEST                          04/24
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
RESULTANT WIND SPEED/DIRECTION   2/250
HIGHEST WIND SPEED/DIRECTION    36/320    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    53/320    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.61
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     82

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               14     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      6
HAZE                      2

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

$$