Climatological Report (Annual) Issued by NWS
000
CXUS52 KCHS 042100
CLACXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
400 PM EST TUE JAN 04 2022
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...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE YEAR OF 2021...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2022
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 104 06/02/1985
06/24/1944
LOW 7 02/14/1899
HIGHEST 96 06/15 MM MM 96
LOWEST 35 02/03 MM MM 30
AVG. MAXIMUM 74.9 73.3 1.6 75.0
AVG. MINIMUM 62.9 61.1 1.8 63.1
MEAN 68.9 67.2 1.7 69.1
DAYS MAX >= 90 25 24.5 0.5 28
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 6.1 -6.1 2
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 74.87 MM
MINIMUM 27.63 MM
TOTALS 45.53 44.26 1.27 48.43
DAYS >= .01 107 101.9 5.1 124
DAYS >= .10 64 65.1 -1.1 67
DAYS >= .50 28 27.2 0.8 36
DAYS >= 1.00 13 12.4 0.6 15
GREATEST
24 HR. TOTAL 3.80
DEGREE DAYS
HEATING TOTAL 1261 1623 -362 1142
SINCE 7/1 391 567 -176 MM
COOLING TOTAL 2815 2448 367 2725
SINCE 1/1 2815 2448 367 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.9
HIGHEST WIND SPEED/DIRECTION 33/160 DATE 08/17
HIGHEST GUST SPEED/DIRECTION 40/350 DATE 11/06
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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