879
CDUS42 KCHS 220718
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
218 AM EST MON DEC 22 2025
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR DECEMBER 21 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 230 PM 75 1923 60 4 54
MINIMUM 48 830 AM 22 1942 46 2 43
AVERAGE 56 53 3 49
PRECIPITATION (IN)
YESTERDAY 0.00 2.26 1947 0.10 -0.10 0.00
MONTH TO DATE 2.06 2.04 0.02 0.35
SINCE DEC 1 2.06 2.04 0.02 0.35
SINCE JAN 1 41.94 43.39 -1.45 47.40
DEGREE DAYS
HEATING
YESTERDAY 9 12 -3 16
MONTH TO DATE 293 223 70 238
SINCE DEC 1 293 223 70 238
SINCE JUL 1 472 438 34 344
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE DEC 1 0 0 0 1
SINCE JAN 1 2598 2441 157 2706
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 19 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.5
......................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 80 1998
MINIMUM TEMPERATURE (F) 46 21 1989
SUNRISE AND SUNSET
DECEMBER 22 2025......SUNRISE 719 AM EST SUNSET 518 PM EST
DECEMBER 23 2025......SUNRISE 719 AM EST SUNSET 519 PM EST
- 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