Climatological Report (Daily)
Issued by NWS Sioux Falls, SD

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150
CDUS43 KFSD 180628
CLIMHE

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
128 AM CDT TUE AUG 18 2026

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

...THE MITCHELL SD CLIMATE SUMMARY FOR AUGUST 17 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89   3:48 PM 102    1936  84      5       87
                                      1988
  MINIMUM         60   5:56 AM  40    1897  61     -1       69
                                      1943
  AVERAGE         75                        72      3       78

PRECIPITATION (IN)
  YESTERDAY        T             1.48 1912   0.11  -0.11     0.04
  MONTH TO DATE    0.56                      1.79  -1.23     2.36
  SINCE JUN 1      4.14                      7.66  -3.52     9.27
  SINCE JAN 1      8.24                     14.58  -6.34    15.54

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE JUN 1      0.0                                       0.0
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        0
  SINCE JUN 1     11                        37    -26       24
  SINCE JUL 1      3                         4     -1        5

 COOLING
  YESTERDAY       10                         7      3       13
  MONTH TO DATE  140                       147     -7      159
  SINCE JUN 1    754                       648    106      701
  SINCE JAN 1    850                       694    156      744
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           5:00 AM
 LOWEST     42           4:00 PM
 AVERAGE    68

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


THE MITCHELL SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       103      1934
 MINIMUM TEMPERATURE (F)   60        44      1966


SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   6:40 AM CDT   SUNSET   8:31 PM CDT
AUGUST 19 2026........SUNRISE   6:41 AM CDT   SUNSET   8:29 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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