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

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CXUS53 KFSD 011955
CLMSUX

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
255 PM CDT MON MAY 1 2017

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

...THE SIOUX CITY IA CLIMATE SUMMARY FOR THE MONTH OF APRIL 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              98   04/28/1910
 LOW               -2   04/03/1975
HIGHEST            79   04/08        MM      MM       80  04/13
                                                          04/03
LOWEST             23   04/11        MM      MM       19  04/09
AVG. MAXIMUM     61.4              62.3    -0.9     62.9
AVG. MINIMUM     38.9              36.8     2.1     40.3
MEAN             50.2              49.6     0.6     51.6
DAYS MAX >= 90      0               0.5    -0.5        0
DAYS MAX <= 32      0               0.1    -0.1        0
DAYS MIN <= 32      9               9.7    -0.7        6
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.73   1984
 MINIMUM         0.22   1928
TOTALS           2.93              2.95   -0.02     5.81
DAILY AVG.       0.10              0.10    0.00     0.19
DAYS >= .01        12               9.9     2.1       11
DAYS >= .10         7               5.6     1.4        7
DAYS >= .50         1               2.0    -1.0        3
DAYS >= 1.00        1               0.8     0.2        3
GREATEST
 24 HR. TOTAL    1.46   04/30

SNOWFALL (INCHES)
RECORDS
 TOTAL           11.5   1997
TOTALS              T               1.8    -1.8      0.0
SINCE 7/1        28.6              34.8    -6.2     57.6
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.6    -0.6        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   04/10

DEGREE_DAYS
HEATING TOTAL     439               474     -35      394
 SINCE 7/1       5445              6652   -1207     5486
COOLING TOTAL       1                11     -10        0
 SINCE 1/1          1                11     -10        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
HIGHEST WIND SPEED/DIRECTION    32/180    DATE  04/24
HIGHEST GUST SPEED/DIRECTION    39/320    DATE  04/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$

TRM


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