761
CXUS52 KCHS 011622
CLMCXM

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
1216 PM EDT TUE SEP 01 2026

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

...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            103   08/01/1999
 LOW              59   08/29/1986
HIGHEST           97   08/17         MM      MM       91  08/01
                       08/18
LOWEST            74   08/22         MM      MM       70  08/30
AVG. MAXIMUM    88.8               86.4     2.4     84.7
AVG. MINIMUM    78.6               76.5     2.1     75.6
MEAN            83.7               81.4     2.3     80.1
DAYS MAX >= 90    15                6.7     8.3        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       16.71   1940
 MINIMUM        0.18   1954
TOTALS          4.76               6.11   -1.35    15.78
DAYS >= .01       12               11.7     0.3       14
DAYS >= .10       11                8.2     2.8       11
DAYS >= .50        4                3.7     0.3        8
DAYS >= 1.00       1                2.1    -1.1        6
GREATEST
 24 HR. TOTAL   1.20   08/27 TO 08/27

DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    587                510      77      477
 SINCE 1/1      2164               1861     303       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    23/190
HIGHEST GUST SPEED/DIRECTION    34/010



-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

RECORDS ESTABLISHED IN DOWNTOWN CHARLESTON DURING THE MONTH:

*AUG 18 - RECORD HIGH TEMPERATURE OF 97 DEGREES
*AUG 18 - RECORD HIGH MINIMUM TEMPERATURE OF 83 DEGREES
*AUG 19 - RECORD HIGH MINIMUM TEMPERATURE OF 84 DEGREES
*AUG 20 - RECORD HIGH MINIMUM TEMPERATURE OF 82 DEGREES
*AUG 24 - RECORD HIGH MINIMUM TEMPERATURE OF 82 DEGREES

$$