691
CDUS42 KCHS 110610
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
210 AM EDT MON MAY 11 2026
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 10 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 79 500 PM 92 1926 78 1 73
1963
MINIMUM 68 500 AM 47 1906 67 1 69
AVERAGE 74 72 2 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.72 1949 0.07 -0.07 0.14
MONTH TO DATE 1.06 0.74 0.32 1.22
SINCE MAR 1 1.77 6.73 -4.96 4.25
SINCE JAN 1 5.50 11.85 -6.35 6.92
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 9 0 9 0
SINCE MAR 1 171 275 -104 172
SINCE JUL 1 1569 1619 -50 1512
COOLING
YESTERDAY 9 8 1 6
MONTH TO DATE 46 66 -20 81
SINCE MAR 1 237 179 58 246
SINCE JAN 1 242 184 58 254
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.7
......................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 94 1955
MINIMUM TEMPERATURE (F) 67 52 1966
SUNRISE AND SUNSET
MAY 11 2026...........SUNRISE 624 AM EDT SUNSET 809 PM EDT
MAY 12 2026...........SUNRISE 623 AM EDT SUNSET 810 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