Climatological Report (Monthly)
Issued by NWS Rapid City, SD

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000
CXUS53 KUNR 011611
CLMUNR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1010 AM MDT TUE MAY 1 2018

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   04/28/1910
 LOW               -8   04/02/1936
HIGHEST            81   04/29                         79  04/07
LOWEST             10   04/07                         25  04/26
                        04/06
                        04/04
AVG. MAXIMUM     50.7              55.8    -5.1     57.1
AVG. MINIMUM     28.2              34.0    -5.8     36.0
MEAN             39.5              44.9    -5.4     46.6
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      3                                  0
DAYS MIN <= 32     18                                  8
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.47   1941
 MINIMUM         0.30   1954
TOTALS           1.73              2.10   -0.37     1.63
DAILY AVG.       0.06              0.07   -0.01     0.05
DAYS >= .01        12                                 12
DAYS >= .10         5                                  6
DAYS >= .50         1                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.82   04/13 TO 04/13              0.35

SNOWFALL (INCHES)
RECORDS
 TOTAL           39.5   2013
TOTALS           18.8               8.8    10.0      4.7
SINCE 7/1        66.4              47.3    19.1     39.2
SNOWDEPTH AVG.      1                MM      MM        0
DAYS >= 1.0         5               1.9     3.1        2
GREATEST
 SNOW DEPTH         4   04/03                          3  04/26
 24 HR TOTAL      9.7   04/13 TO 04/13               3.3

DEGREE_DAYS
HEATING TOTAL     759               604     155      544
 SINCE 7/1       6809              6466     343     5909
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.8
HIGHEST WIND SPEED/DIRECTION    37/350    DATE  04/11
HIGHEST GUST SPEED/DIRECTION    51/320    DATE  04/23

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               11     SLEET                      0
FOG                       1     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.

$$



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