Climatological Report (Monthly)
Issued by NWS

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179
CXUS53 KABR 011458
CLMATY

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
858 AM CST SUN NOV 01 2020

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

...THE WATERTOWN SD CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             90   10/05/1963
                       10/03/1938
                       10/04/1922
 LOW              -2   10/29/1925
HIGHEST           82   10/09         57      25       68  10/08
LOWEST             9   10/27         MM      MM       15  10/31
AVG. MAXIMUM    49.9               56.4    -6.5     48.5
AVG. MINIMUM    30.8               34.5    -3.7     32.6
MEAN            40.4               45.5    -5.1     40.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     7                0.7     6.3        3
DAYS MIN <= 32    19               12.5     6.5       14
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.10   1971
 MINIMUM           T   1952
TOTALS          0.88               1.92   -1.04     2.33
DAYS >= .01        5                7.1    -2.1       11
DAYS >= .10        2                3.8    -1.8        6
DAYS >= .50        1                1.2    -0.2        2
DAYS >= 1.00       0                0.4    -0.4        0

SNOWFALL (INCHES)
RECORDS
 TOTAL          12.6   1995
 SNOW DEPTH       MM   MM
TOTALS           5.5                1.7     3.8      1.5
SINCE 7/1        5.5                1.7     3.8       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= TRACE      8                1.0     7.0        7
DAYS >= 1.0        4                0.4     3.6        1
GREATEST
 SNOW DEPTH        4   10/25                           2  10/12

DEGREE DAYS
HEATING TOTAL    758                608     150      748
 SINCE 7/1       965                884      81      900
COOLING TOTAL      1                  2      -1        0
 SINCE 1/1       659                515     144      466

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        09/10
LATEST                          05/12
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   3/270
HIGHEST WIND SPEED/DIRECTION    36/170    DATE  10/11
                                36/310          10/31
HIGHEST GUST SPEED/DIRECTION    55/170    DATE  10/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                8     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
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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