Climatological Report (Annual) Issued by NWS Rapid City, SD
000
CXUS53 KUNR 032332
CLARAP
CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
404 PM MST THU JAN 3 2013
...................................
...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR THE YEAR OF 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2013
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 111 07/15/2006
LOW -31 02/02/1996
HIGHEST 109 06/26 103 07/31
LOWEST -8 02/11 -20 02/02
AVG. MAXIMUM 65.4 60.4 5.0 58.7
AVG. MINIMUM 35.3 33.9 1.4 32.7
MEAN 50.3 47.1 3.2 45.7
DAYS MAX >= 90 58 36
DAYS MAX <= 32 23 45
DAYS MIN <= 32 162 173
DAYS MIN <= 0 12 27
PRECIPITATION (INCHES)
RECORD
MAXIMUM 27.70 1946
MINIMUM 9.12 1974
TOTALS 11.41 16.29 -4.88 19.42
DAILY AVG. 0.03 0.04 -0.01 0.05
DAYS >= .01 74 108
DAYS >= .10 32 52
DAYS >= .50 7 9
DAYS >= 1.00 0 4
GREATEST
24 HR. TOTAL 1.49 04/15 TO 04/15 2.45 05/19 TO 5/20
SNOWFALL (INCHES)
RECORDS
TOTAL 82.7 2009
24 HR TOTAL 18.0 04/22/2001
SNOW DEPTH 17 04/19/1970
TOTALS 16.7 41.1 -24.4 76.3
SINCE 7/1 9.6 13.2 -3.6 17.6
SNOWDEPTH AVG. 0 1
DAYS >= TRACE 40 33.1 6.9 66
DAYS >= 1.0 5 12.9 -7.9 20
GREATEST
SNOW DEPTH 2 12/30 13 02/26
12/29
12/28
24 HR TOTAL 2.4 12/24 TO 12/24 9.7 02/20 TO 02/20
DEGREE_DAYS
HEATING TOTAL 6206 7152 -946 7575
SINCE 7/1 2747 2916 -169 2682
COOLING TOTAL 937 636 301 700
SINCE 1/1 937 636 301 700
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST 32 09/23
LATEST 30 05/12
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WIND (MPH)
AVERAGE WIND SPEED 10.2
RESULTANT WIND SPEED/DIRECTION 3/344
HIGHEST WIND SPEED/DIRECTION 56/320 DATE 10/18
HIGHEST GUST SPEED/DIRECTION 78/200 DATE 05/12
SKY COVER
AVERAGE SKY COVER 0.20
NUMBER OF DAYS FAIR 274
NUMBER OF DAYS PC 65
NUMBER OF DAYS CLOUDY 27
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 13 RAIN 19
LIGHT RAIN 87 FREEZING RAIN 0
LT FREEZING RAIN 3 HAIL 2
HEAVY SNOW 2 SNOW 4
LIGHT SNOW 40 SLEET 0
FOG 74 FOG W/VIS <= 1/4 MILE 19
HAZE 19
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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