218
CDUS42 KCHS 180604
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
204 AM EDT THU JUN 18 2026
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..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR JUNE 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 87 320 PM 100 1921 85 2 89
MINIMUM 76 1220 AM 60 1961 75 1 80
AVERAGE 82 80 2 85
PRECIPITATION (IN)
YESTERDAY 0.02 1.79 1982 0.18 -0.16 0.00
MONTH TO DATE 1.34 2.66 -1.32 1.82
SINCE JUN 1 1.34 2.66 -1.32 1.82
SINCE JAN 1 8.00 16.35 -8.35 13.53
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 1569 1625 -56 1512
COOLING
YESTERDAY 17 15 2 20
MONTH TO DATE 242 224 18 257
SINCE JUN 1 242 224 18 257
SINCE JAN 1 726 611 115 772
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.2
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 100 1921
MINIMUM TEMPERATURE (F) 75 60 1899
SUNRISE AND SUNSET
JUNE 18 2026..........SUNRISE 612 AM EDT SUNSET 830 PM EDT
JUNE 19 2026..........SUNRISE 612 AM EDT SUNSET 831 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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