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
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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
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