Climatological Report (Daily)
Issued by NWS
Issued by NWS
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234
CDUS42 KCHS 200615
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
215 AM EDT SUN SEP 20 2026
...................................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 19 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 88 1130 AM 96 1942 82 6 85
MINIMUM 76 640 AM 57 1981 72 4 74
AVERAGE 82 77 5 80
PRECIPITATION (IN)
YESTERDAY 0.00 1.34 1982 0.17 -0.17 0.00
MONTH TO DATE 0.18 3.44 -3.26 0.94
SINCE SEP 1 0.18 3.44 -3.26 0.94
SINCE JAN 1 18.33 33.17 -14.84 34.83
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 17 12 5 15
MONTH TO DATE 330 259 71 213
SINCE SEP 1 330 259 71 213
SINCE JAN 1 2494 2120 374 2308
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.9
..........................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 97 1942
MINIMUM TEMPERATURE (F) 72 54 1929
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 707 AM EDT SUNSET 719 PM EDT
SEPTEMBER 21 2026.....SUNRISE 707 AM EDT SUNSET 718 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$