494
CDUS42 KCHS 230601
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
201 AM EDT SUN AUG 23 2026
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..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 22 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 100 PM 98 1983 86 4 84
MINIMUM 74 630 PM 65 1930 76 -2 74
AVERAGE 82 81 1 79
PRECIPITATION (IN)
YESTERDAY 0.48 4.10 2025 0.21 0.27 4.10
MONTH TO DATE 2.55 4.22 -1.67 9.30
SINCE JUN 1 9.28 14.15 -4.87 15.70
SINCE JAN 1 15.94 27.84 -11.90 27.41
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 17 16 1 14
MONTH TO DATE 432 367 65 351
SINCE JUN 1 1525 1331 194 1454
SINCE JAN 1 2009 1718 291 1969
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 7.4
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 98 2014
MINIMUM TEMPERATURE (F) 76 62 1930
SUNRISE AND SUNSET
AUGUST 23 2026........SUNRISE 649 AM EDT SUNSET 756 PM EDT
AUGUST 24 2026........SUNRISE 649 AM EDT SUNSET 754 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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