000
CXUS53 KFSD 011545
CLMFSD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1042 AM CDT MON OCT 1 2012

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

...THE SIOUX FALLS SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/06/1976
                        09/06/1922
                        09/05/1913
 LOW               13   09/29/1899
HIGHEST            96   09/11        MM      MM       MM  MM
                        09/02
LOWEST             27   09/23        MM      MM       MM  MM
AVG. MAXIMUM     78.9              73.2     5.7       MM
AVG. MINIMUM     46.5              49.3    -2.8       MM
MEAN             62.7              61.3     1.4       MM
DAYS MAX >= 90      5               1.1     3.9       MM
DAYS MAX <= 32      0               0.0     0.0       MM
DAYS MIN <= 32      3               0.9     2.1       MM
DAYS MIN <= 0       0               0.0     0.0       MM

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.26   1986
 MINIMUM            T   1892
                        1891
TOTALS           1.14              2.77   -1.63       MM
DAILY AVG.       0.04              0.09   -0.05       MM
DAYS >= .01         3               8.7    -5.7       MM
DAYS >= .10         2               5.1    -3.1       MM
DAYS >= .50         1               1.8    -0.8       MM
DAYS >= 1.00        0               0.7    -0.7       MM
GREATEST
 24 HR. TOTAL    0.84   09/02 TO 09/03

DEGREE_DAYS
HEATING TOTAL     145               173     -28       MM
 SINCE 7/1        163               204     -41       MM
COOLING TOTAL      84                60      24       MM
 SINCE 1/1       1182               685     497       MM
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    35/350    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    43/200    DATE  09/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     51

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

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