683
CXUS53 KUNR 011642
CLMUNR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
1042 AM MDT TUE OCT 01 2024

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1888 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            103   09/04/1960
                       09/02/1960
 LOW              15   09/25/1926
HIGHEST           98   09/02                         101  09/02
                       09/29
LOWEST            45   09/22                          45  09/06
                       09/30
AVG. MAXIMUM    85.9               74.0    11.9     77.7
AVG. MINIMUM    56.8               50.8     6.0     54.9
MEAN            71.3               62.4     8.9     66.3
DAYS MAX >= 90    12                                   4
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.07   1913
 MINIMUM        0.02   1888
TOTALS          0.84               1.40   -0.56     1.29
DAILY AVG.      0.03               0.05   -0.02     0.04
DAYS >= .01        5                                  10
DAYS >= .10        4                                   4
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.46   09/15 TO 09/15               0.36

SNOWFALL (INCHES)
RECORDS
 TOTAL           4.8   1927
TOTALS           0.0                0.1    -0.1      0.0
SINCE 7/1        0.0                0.1    -0.1       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL     16                157    -141       57
 SINCE 7/1        22                185    -163       MM
COOLING TOTAL    213                 79     134      102
 SINCE 1/1      1018                673     345       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    43/190    DATE  09/15
HIGHEST GUST SPEED/DIRECTION    66/190    DATE  09/15

AVERAGE RH (PERCENT)     45

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

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

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