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

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CXUS53 KUNR 031315
CLSRAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
610 AM MST SUN DEC 3 2017

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2017 TO 11/30/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/06/1978
                        09/04/1960
                        09/02/1960
 LOW              -19   11/14/1959
HIGHEST            97   09/03                         90  09/11
LOWEST             10   10/30                         10  11/19
AVG. MAXIMUM     63.3              61.3     2.0     67.0
AVG. MINIMUM     34.2              34.0     0.2     37.0
MEAN             48.7              47.7     1.0     52.0
DAYS MAX >= 90      5                                  1
DAYS MAX <= 32      2                                  2
DAYS MIN <= 32     44                                 34
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.23   1998
 MINIMUM         0.37   1952
TOTALS           1.86              3.24   -1.38     1.53
DAILY AVG.       0.02              0.04   -0.02     0.02
DAYS >= .01        19                                 16
DAYS >= .10         5                                  5
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.35   09/12 TO 09/12              0.41

SNOWFALL (INCHES)
RECORDS
 TOTAL           35.6   1985
TOTALS              T               7.8    -7.8      2.8
SINCE 7/1           T               7.8    -7.8      2.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               2.4    -2.4        1
GREATEST
 SNOW DEPTH         T   11/03                          2  11/18
 24 HR TOTAL        T   11/21 TO 11/21               2.4

DEGREE_DAYS
HEATING TOTAL    1544              1638     -94     1191
COOLING TOTAL      85                64      21       30
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    53/330    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    65/330    DATE  10/26

AVERAGE RH (PERCENT)     56

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               29     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                8     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      2
HAZE                     10

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

$$



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