Climatological Report (Annual) Issued by NWS Charleston, SC
000
CXUS52 KCHS 011552
CLACHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
1035 AM EST TUE JAN 1 2013
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...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR THE YEAR OF 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1938 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 105 08/01/1999
LOW 6 01/21/1985
HIGHEST 98 07/27 102 06/21
07/09 06/20
07/26
LOWEST 20 01/04 19 01/14
AVG. MAXIMUM 77.8 76.2 1.6 78.1
AVG. MINIMUM 56.8 55.6 1.2 56.5
MEAN 67.3 65.9 1.4 67.3
DAYS MAX >= 90 60 55.2 4.8 90
DAYS MAX <= 32 0 0.4 -0.4 0
DAYS MIN <= 32 16 24.4 -8.4 21
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 74.87 1945
MINIMUM 28.80 1931
TOTALS 43.97 51.03 -7.06 37.01
DAILY AVG. 0.12 0.14 -0.02 0.10
DAYS >= .01 107 112.7 -5.7 93
DAYS >= .10 68 74.4 -6.4 61
DAYS >= .50 33 33.4 -0.4 23
DAYS >= 1.00 13 14.8 -1.8 12
SNOWFALL (INCHES)
TOTALS 0.0 0.5 -0.5 T
SINCE 7/1 0.0 0.3 -0.3 0.0
SNOWDEPTH AVG. 0 MM MM 0
DAYS >= TRACE 0 0.5 -0.5 1
DAYS >= 1.0 0 0.1 -0.1 0
DEGREE_DAYS
HEATING TOTAL 1508 1977 -469 1753
SINCE 7/1 698 738 -40 598
COOLING TOTAL 2464 2304 160 2696
SINCE 1/1 2464 2304 160 2696
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WIND (MPH)
AVERAGE WIND SPEED 7.2
HIGHEST WIND SPEED/DIRECTION 38/150 DATE 07/31
HIGHEST GUST SPEED/DIRECTION 51/130 DATE 07/31
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 57 MIXED PRECIP 0
HEAVY RAIN 47 RAIN 50
LIGHT RAIN 146 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 186 FOG W/VIS <= 1/4 MILE 11
HAZE 28
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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