Climatological Report (Annual) Issued by NWS Rapid City, SD
872
CXUS53 KUNR 240447
CLAUNR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
947 PM MST SAT JAN 23 2021
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...THE EAST RAPID CITY SD CLIMATE SUMMARY FOR THE YEAR OF 2020...
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 107 07/12/1954
07/09/1954
LOW -34 02/11/1899
HIGHEST 102 08/23 93 09/15
09/05
LOWEST -3 01/15 -14 02/08
01/14
02/07
AVG. MAXIMUM 60.9 58.7 2.2 54.2
AVG. MINIMUM 38.6 37.4 1.2 35.2
MEAN 49.8 48.0 1.8 44.7
DAYS MAX >= 90 32 7
DAYS MAX <= 32 38 62
DAYS MIN <= 32 157 162
DAYS MIN <= 0 5 21
PRECIPITATION (INCHES)
RECORD
MAXIMUM 31.73 2019
MINIMUM 7.51 1936
TOTALS 16.18 19.79 -3.61 31.73
DAILY AVG. 0.04 0.05 -0.01 0.09
DAYS >= .01 111 136
DAYS >= .10 45 68
DAYS >= .50 6 17
DAYS >= 1.00 0 5
GREATEST
24 HR. TOTAL 1.08 09/07 TO 09/08 2.58
SNOWFALL (INCHES)
RECORDS
TOTAL 93.8 2009
24 HR TOTAL MM
TOTALS 69.0 49.3 19.7 91.2
SINCE 7/1 18.7 13.8 4.9 MM
DAYS >= 1.0 25 13.9 11.1 28
GREATEST
24 HR TOTAL 9.1 04/01 TO 04/02 15.7 11/29 TO 11/30
DEGREE DAYS
HEATING TOTAL 6318 6860 -542 7720
COOLING TOTAL 861 664 197 469
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST 10/15
LATEST 05/10
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WIND (MPH)
AVERAGE WIND SPEED 8.9
HIGHEST WIND SPEED/DIRECTION 49/320 DATE 12/23
HIGHEST GUST SPEED/DIRECTION 71/330 DATE 12/23
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 41 MIXED PRECIP 3
HEAVY RAIN 5 RAIN 17
LIGHT RAIN 113 FREEZING RAIN 0
LT FREEZING RAIN 2 HAIL 11
HEAVY SNOW 0 SNOW 12
LIGHT SNOW 67 SLEET 6
FOG 17 FOG W/VIS <= 1/4 MILE 4
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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