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263
CXUS53 KUNR 030626
CLSRAP

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1115 PM MST MON DEC 2 2019

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2019 TO 11/30/2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2019

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   09/02                         93  09/12
LOWEST             -5   11/11                          5  11/18
AVG. MAXIMUM     57.4              61.3    -3.9     58.4
AVG. MINIMUM     31.0              34.0    -3.0     32.8
MEAN             44.2              47.7    -3.5     45.6
DAYS MAX >= 90      4                                  1
DAYS MAX <= 32     11                                  8
DAYS MIN <= 32     54                                 50
DAYS MIN <= 0       3                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.23   1998
 MINIMUM         0.37   1952
TOTALS           4.62              3.24    1.38     3.31
DAILY AVG.       0.05              0.04    0.01     0.04
DAYS >= .01        31                                 27
DAYS >= .10        10                                 10
DAYS >= .50         3                                  1
DAYS >= 1.00        1                                  1
GREATEST
 24 HR. TOTAL    1.65   09/11 TO 09/11              1.09

DEGREE_DAYS
HEATING TOTAL    1944              1638     306     1791
COOLING TOTAL      59                64      -5       48
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
HIGHEST WIND SPEED/DIRECTION    49/270    DATE  09/17
HIGHEST GUST SPEED/DIRECTION    67/270    DATE  09/17

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               31     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                3     SNOW                       8
LIGHT SNOW               17     SLEET                      0
FOG                      31     FOG W/VIS <= 1/4 MILE     13
HAZE                      8

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

$$