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

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000
CXUS53 KUNR 120908
CLSUNR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
308 AM MDT SAT JUN 12 2021

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

...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   05/27/1969
 LOW             -17   03/03/1891
HIGHEST           84   04/30                          84  05/31
LOWEST            20   03/31                           4  04/03
AVG. MAXIMUM    57.1               56.2     0.9     56.1
AVG. MINIMUM    36.0               34.6     1.4     34.1
MEAN            46.6               45.4     1.2     45.1
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32     2                                   7
DAYS MIN <= 32    39                                  44
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       12.99   1920
 MINIMUM        2.12   1936
TOTALS          4.73               7.28   -2.55     5.05
DAILY AVG.      0.05               0.08   -0.03     0.05
DAYS >= .01       29                                  37
DAYS >= .10       13                                  15
DAYS >= .50        2                                   2
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   1.11   05/23                        0.59

SNOWFALL (INCHES)
RECORDS
 TOTAL          65.5   1950
TOTALS          17.0               22.6    -5.6     26.2
SINCE 7/1       48.1               49.3    -1.2       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        5                5.5    -0.5        8
GREATEST
 SNOW DEPTH        7   03/15                           7  04/02
 24 HR TOTAL     9.1   03/14 TO 03/15                9.1

DEGREE DAYS
HEATING TOTAL   1678               1818    -140     1814
COOLING TOTAL      8                 17      -9       10
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
HIGHEST WIND SPEED/DIRECTION    48/360    DATE  03/29
HIGHEST GUST SPEED/DIRECTION    68/350    DATE  03/29

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN               28     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       3
HEAVY SNOW                2     SNOW                       5
LIGHT SNOW               15     SLEET                      1
FOG                       4     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

$$


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