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

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
423
CDUS43 KFSD 180632
CLISUX

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
132 AM CDT MON AUG 18 2025

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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR AUGUST 17 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         93   3:26 PM 104    1936  83     10       83
  MINIMUM         72   6:03 AM  43    2012  61     11       58
  AVERAGE         83                        72     11       71

PRECIPITATION (IN)
  YESTERDAY        0.00          1.95 1912   0.14  -0.14     0.00
  MONTH TO DATE    2.00                      2.10  -0.10     1.81
  SINCE JUN 1     13.26                      9.80   3.46    12.55
  SINCE JAN 1     20.40                     20.13   0.27    27.57

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        5
  SINCE JUN 1     18                        30    -12        6
  SINCE JUL 1      0                         4     -4        5

 COOLING
  YESTERDAY       18                         7     11        6
  MONTH TO DATE  154                       137     17      107
  SINCE JUN 1    745                       621    124      599
  SINCE JAN 1    790                       686    104      621
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     8.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           1:00 AM
 LOWEST     63           5:00 PM
 AVERAGE    79

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


THE SIOUX CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82       104      1936
 MINIMUM TEMPERATURE (F)   61        46      2002


SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE   6:36 AM CDT   SUNSET   8:22 PM CDT
AUGUST 19 2025........SUNRISE   6:37 AM CDT   SUNSET   8:20 PM CDT


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




$$