718
CDUS42 KCHS 180601
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
201 AM EDT SAT JUL 18 2026
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..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR JULY 17 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 1000 AM 97 1925 88 3 88
MINIMUM 82 400 AM 70 1920 77 5 83
AVERAGE 87 82 5 86
PRECIPITATION (IN)
YESTERDAY 0.00 3.38 1940 0.17 -0.17 0.00
MONTH TO DATE 2.97 2.70 0.27 2.10
SINCE JUN 1 5.38 7.55 -2.17 3.95
SINCE JAN 1 12.04 21.24 -9.20 15.66
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 18 4 21
MONTH TO DATE 335 291 44 301
SINCE JUN 1 812 719 93 804
SINCE JAN 1 1296 1106 190 1319
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.7
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 98 1942
MINIMUM TEMPERATURE (F) 77 68 1946
SUNRISE AND SUNSET
JULY 18 2026..........SUNRISE 624 AM EDT SUNSET 827 PM EDT
JULY 19 2026..........SUNRISE 625 AM EDT SUNSET 827 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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