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

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000
CXUS53 KUNR 020826
CLARAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
121 AM MST TUE JAN 2 2018

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE YEAR OF 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             111   07/15/2006
 LOW              -31   02/02/1996
HIGHEST           106   07/09                        103  06/11
LOWEST            -21   12/31                        -23  12/17
                        12/30
AVG. MAXIMUM     61.9              60.4     1.5     62.9
AVG. MINIMUM     33.8              33.9    -0.1     35.1
MEAN             47.8              47.1     0.7     49.0
DAYS MAX >= 90     42                                 31
DAYS MAX <= 32     44                                 31
DAYS MIN <= 32    168                                166
DAYS MIN <= 0      20                                 15

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        27.70   1946
 MINIMUM         9.12   1974
TOTALS          11.29             16.29   -5.00    13.27
DAILY AVG.       0.03              0.04   -0.01     0.04
DAYS >= .01        98                                 89
DAYS >= .10        30                                 32
DAYS >= .50         3                                  6
DAYS >= 1.00        2                                  1
GREATEST
 24 HR. TOTAL    1.37   08/04 TO 08/04           12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

SNOWFALL (INCHES)
RECORDS
 TOTAL           82.7   2009
 24 HR TOTAL     18.0   MM
TOTALS           29.6              41.1   -11.5     31.1
SINCE 7/1         8.0              13.2    -5.2     14.1
DAYS >= TRACE      54              33.1    20.9       47
DAYS >= 1.0        13              12.9     0.1       13
GREATEST
 24 HR TOTAL      3.5   01/24 TO 01/24           12/31 TO 12/31
                                                          12/31 TO 12/31
                                                          12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL    6865              7152    -287     6399
COOLING TOTAL     709               636      73      646

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    59/270    DATE  06/27
HIGHEST GUST SPEED/DIRECTION    75/270    DATE  06/27

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                      17
LIGHT RAIN              120     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                2     SNOW                       8
LIGHT SNOW               54     SLEET                      1
FOG                      91     FOG W/VIS <= 1/4 MILE     16
HAZE                     37

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

$$


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