083
CDUS42 KCHS 210604
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
204 AM EDT FRI AUG 21 2026
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..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 20 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 91 1030 AM 99 1902 86 5 86
MINIMUM 82 200 PM 66 1943 76 6 76
AVERAGE 87 81 6 81
PRECIPITATION (IN)
YESTERDAY 0.11 3.26 1949 0.20 -0.09 0.00
MONTH TO DATE 2.07 3.82 -1.75 5.20
SINCE JUN 1 8.80 13.75 -4.95 11.60
SINCE JAN 1 15.46 27.44 -11.98 23.31
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 22 16 6 16
MONTH TO DATE 395 335 60 319
SINCE JUN 1 1488 1299 189 1422
SINCE JAN 1 1972 1686 286 1937
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.8
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 99 1900
MINIMUM TEMPERATURE (F) 76 66 1930
1961
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 647 AM EDT SUNSET 758 PM EDT
AUGUST 22 2026........SUNRISE 648 AM EDT SUNSET 757 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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