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000
CDUS43 KUNR 021535
CLSRAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
954 AM MST WED DEC 1 2010

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2010 TO 11/30/2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1888 TO 2010

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            92   09/09                         91  09/05
LOWEST            -11   11/23                         11  10/10
AVG. MAXIMUM     62.7              60.6     2.1     60.6
AVG. MINIMUM     34.0              34.3    -0.3     33.9
MEAN             48.3              47.4     0.9     47.2
DAYS MAX >= 90      2                                  2
DAYS MAX <= 32      8                                  4
DAYS MIN <= 32     31                                 47
DAYS MIN <= 0       4                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.04   2009
 MINIMUM         1.47   2007
TOTALS           2.25              3.08   -0.83     4.04
DAILY AVG.       0.02              0.03   -0.01     0.04
DAYS >= .01        21                                 20
DAYS >= .10         7                                  7
DAYS >= .50         1                                  2
DAYS >= 1.00        0                                  1
GREATEST
 24 HR. TOTAL    0.75   MM                          1.49

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2007
TOTALS            7.6R              8.3    -0.7      8.5
SINCE 7/1         7.6               8.3    -0.7      8.5
SNOWDEPTH AVG.      0                 0       0        0
DAYS >= 1.0         1               2.7    -1.7        3
GREATEST
 SNOW DEPTH         5R  11/24                          3  10/30
                        11/22                             10/29
                        11/23
 24 HR TOTAL      5.8   MM                           3.2

DEGREE_DAYS
HEATING TOTAL    1517              1645    -128     1667
 SINCE 7/1       1541              1682    -141     1718
COOLING TOTAL      30                62     -32       62
 SINCE 1/1        532               598     -66      354
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.5
HIGHEST WIND SPEED/DIRECTION    52/320    DATE  10/27
HIGHEST GUST SPEED/DIRECTION    64/320    DATE  10/27

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               25     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW               10     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      5
HAZE                      6

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

$$