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

000
CXUS53 KUNR 011607
CLMRAP


CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1007 AM MDT MON OCT 1 2012

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

...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2012

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               18   09/24/1985
                        09/26/1942
HIGHEST           101   09/01                         92  09/11
LOWEST             32   09/23                         32  09/22
AVG. MAXIMUM     81.8              75.6     6.2     77.1
AVG. MINIMUM     45.9              46.0    -0.1     45.3
MEAN             63.9              60.8     3.1     61.2
DAYS MAX >= 90      6                                  2
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      1                                  1
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.94   1946
 MINIMUM         0.03   1975
                        1958
TOTALS           0.14              1.29   -1.15     0.75
DAILY AVG.       0.00              0.04   -0.04     0.03
DAYS >= .01         2                                  5
DAYS >= .10         1                                  3
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.12   09/01 TO 09/01              0.29
                        08/31 TO 09/01
                        09/01 TO 09/01

SNOWFALL (INCHES)
RECORDS
 TOTAL            4.8   1927
TOTALS            0.0               0.2    -0.2      0.0
SINCE 7/1         0.0               0.2    -0.2      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   09/30 TO 09/30               0.0
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    09/30(00) TO 09/30(00)
                                                 09/30(00) TO 09/30(00)@
                                                 09/30(00) TO 09/30(00)@

DEGREE_DAYS
HEATING TOTAL      94               187     -93      151
 SINCE 7/1         99               224    -125      153
COOLING TOTAL      67                61       6       45
 SINCE 1/1        937               633     304      676
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    36/320    DATE  09/21
HIGHEST GUST SPEED/DIRECTION    62/260    DATE  09/01

AVERAGE RH (PERCENT)     38

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

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

$$