Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KCHS 120603
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
203 AM EDT WED AUG 12 2026
...................................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 11 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
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 94 140 PM 97 1954 87 7 82
MINIMUM 78 1200 AM 67 1989 77 1 75
AVERAGE 86 82 4 79
PRECIPITATION (IN)
YESTERDAY 0.00 7.66 1940 0.19 -0.19 1.19
MONTH TO DATE 1.80 2.06 -0.26 4.07
SINCE JUN 1 8.53 11.99 -3.46 10.47
SINCE JAN 1 15.19 25.68 -10.49 22.18
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 21 17 4 14
MONTH TO DATE 197 187 10 156
SINCE JUN 1 1290 1151 139 1259
SINCE JAN 1 1774 1538 236 1774
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.3
..........................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 98 1998
MINIMUM TEMPERATURE (F) 77 66 1967
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 641 AM EDT SUNSET 808 PM EDT
AUGUST 13 2026........SUNRISE 642 AM EDT SUNSET 807 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$