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

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CXUS53 KFSD 011709
CLMFSD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1209 PM CDT TUE MAY 1 2018

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

...THE SIOUX FALLS CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018

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                4   04/03/1936
HIGHEST            85   04/30        MM      MM       81  04/08
LOWEST              5   04/04        MM      MM       24  04/28
AVG. MAXIMUM     48.1              58.5   -10.4     59.8
AVG. MINIMUM     26.9              34.4    -7.5     38.1
MEAN             37.5              46.4    -8.9     49.0
DAYS MAX >= 90      0               0.2    -0.2        0
DAYS MAX <= 32      6               0.6     5.4        0
DAYS MIN <= 32     23              12.4    10.6        8
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.97   2001
 MINIMUM         0.02   1926
TOTALS           3.34              3.01    0.33     2.87
DAILY AVG.       0.11              0.10    0.01     0.10
DAYS >= .01         8              10.5    -2.5       11
DAYS >= .10         6               6.1    -0.1        5
DAYS >= .50         2               1.9     0.1        1
DAYS >= 1.00        1               0.6     0.4        1
GREATEST
 24 HR. TOTAL    1.31   04/13 TO 04/14

SNOWFALL (INCHES)
RECORDS
 TOTAL           18.4   1983
TOTALS           31.4R              4.6    26.8      1.3
SINCE 7/1        70.4              44.5    25.9     40.7
SNOWDEPTH AVG.      2                MM      MM        0
DAYS >= 1.0         4               1.3     2.7        1
GREATEST
 SNOW DEPTH        14   04/15                          0  MM
 24 HR TOTAL     14.0R  04/13 TO 04/14

DEGREE_DAYS
HEATING TOTAL     824               562     262      474
 SINCE 7/1       7442              7407      35     6190
COOLING TOTAL       7                 5       2        1
 SINCE 1/1          7                 5       2        1
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.2
HIGHEST WIND SPEED/DIRECTION    51/030    DATE  04/14
HIGHEST GUST SPEED/DIRECTION    67/030    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         11

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       1
HEAVY SNOW                4     SNOW                       5
LIGHT SNOW                8     SLEET                      1
FOG                      10     FOG W/VIS <= 1/4 MILE      3
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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