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

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CXUS53 KFSD 020457 CCA
CLMSUX

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1156 PM CDT FRI SEP 1 2017

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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1889 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             108   MM
 LOW               37   MM
HIGHEST            89   08/01        MM      MM       96  08/10
LOWEST             49   08/04        MM      MM       51  08/21
AVG. MAXIMUM     79.9              83.3    -3.4     84.8
AVG. MINIMUM     58.0              60.9    -2.9     63.3
MEAN             69.0              72.1    -3.1     74.0
DAYS MAX >= 90      0               4.8    -4.8        6
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           8.16              3.23    4.93     5.05
DAILY AVG.       0.26              0.10    0.16     0.16
DAYS >= .01        11               9.4     1.6        7
DAYS >= .10         8               5.7     2.3        6
DAYS >= .50         5               2.0     3.0        2
DAYS >= 1.00        3               0.8     2.2        2
GREATEST
 24 HR. TOTAL    2.87   08/25 TO 08/26

DEGREE_DAYS
HEATING TOTAL       8                12      -4        0
 SINCE 7/1          8                15      -7        0
COOLING TOTAL     138               232     -94      288
 SINCE 1/1        832               777      55     1022
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    35/330    DATE  08/21
HIGHEST GUST SPEED/DIRECTION    41/320    DATE  08/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       6
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      8
HAZE                      0

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

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