Climatological Report (Annual)
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000
CXUS52 KCHS 042100
CLACXM

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
400 PM EST TUE JAN 04 2022

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

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

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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