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

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128
CXUS53 KFSD 011934
CLMSUX

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
234 PM CDT TUE SEP 01 2026

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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   08/24/1936
                       08/04/1934
 LOW              37   08/20/1950
HIGHEST           94   08/11         MM      MM       93  08/16
                                                          08/17
LOWEST            50   08/08         MM      MM       44  08/25
AVG. MAXIMUM    83.6               82.6     1.0     81.8
AVG. MINIMUM    62.0               60.8     1.2     61.5
MEAN            72.8               71.7     1.1     71.6
DAYS MAX >= 90     3                5.1    -2.1        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.12   2014
 MINIMUM        0.12   1971
TOTALS          3.85               3.94   -0.09     4.01
DAILY AVG.      0.12               0.13   -0.01     0.13
DAYS >= .01        9                9.8    -0.8       10
DAYS >= .10        6                6.1    -0.1        8
DAYS >= .50        3                2.4     0.6        3
DAYS >= 1.00       2                1.2     0.8        2
GREATEST
 24 HR. TOTAL   2.01   08/12 TO 08/13

DEGREE DAYS
HEATING TOTAL      0                 11     -11       15
 SINCE 7/1         0                 10     -10       15
COOLING TOTAL    250                219      31      228
 SINCE 1/1       991                768     223      864
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    30/330    DATE  08/04
HIGHEST GUST SPEED/DIRECTION    39/330    DATE  08/04
                                39/260          08/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      5
HAZE                      0

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

$$