283
CDUS42 KCHS 220603
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
203 AM EDT TUE SEP 22 2026
...............................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 21 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 85 1030 AM 93 1925 82 3 82
MINIMUM 77 610 AM 54 1918 72 5 70
AVERAGE 81 77 4 76
PRECIPITATION (IN)
YESTERDAY 0.00 8.50 1998 0.16 -0.16 0.00
MONTH TO DATE 0.18 3.76 -3.58 0.94
SINCE SEP 1 0.18 3.76 -3.58 0.94
SINCE JAN 1 18.33 33.49 -15.16 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 16 12 4 11
MONTH TO DATE 361 283 78 238
SINCE SEP 1 361 283 78 238
SINCE JAN 1 2525 2144 381 2333
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 8.0
......................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 92 1925
MINIMUM TEMPERATURE (F) 71 53 1913
SUNRISE AND SUNSET
SEPTEMBER 22 2026.....SUNRISE 708 AM EDT SUNSET 716 PM EDT
SEPTEMBER 23 2026.....SUNRISE 709 AM EDT SUNSET 715 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page