Climatological Report (Daily)
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389
CDUS43 KABR 182230
CLI8D3

CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
530 PM CDT TUE AUG 18 2026

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

...THE SISSETON SD CLIMATE SUMMARY FOR AUGUST 18 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1932 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         76    153 PM 105    1976  81     -5       84
  MINIMUM         60    601 AM  38    1950  57      3       65
  AVERAGE         68                        69     -1       75

PRECIPITATION (IN)
  TODAY            0.00          1.98 1961   0.08  -0.08     0.02
  MONTH TO DATE    0.16                      1.59  -1.43     3.63
  SINCE JUN 1     10.32                      8.58   1.74    13.65
  SINCE JAN 1     15.55                     15.90  -0.35    19.75

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE OCT 1     25.2                      36.3  -11.1     20.4
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    2                         6     -4        2
  SINCE JUN 1     29                        69    -40       71
  SINCE JUL 1      3                        17    -14       10

 COOLING
  TODAY            3                         5     -2       10
  MONTH TO DATE   74                       100    -26      104
  SINCE JUN 1    513                       429     84      425
  SINCE JAN 1    586                       460    126      480
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     8.7


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     51           300 PM
 AVERAGE    72

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


THE SISSETON SD CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81       104      1976
 MINIMUM TEMPERATURE (F)   57        37      1956


SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   632 AM CDT   SUNSET   831 PM CDT
AUGUST 19 2026........SUNRISE   633 AM CDT   SUNSET   829 PM CDT


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




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