705
CDUS42 KCHS 130603
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
203 AM EDT WED MAY 13 2026
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 12 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 69 120 PM 96 1896 78 -9 76
MINIMUM 61 640 AM 53 1947 67 -6 71
1952
2021
AVERAGE 65 73 -8 74
PRECIPITATION (IN)
YESTERDAY 0.00 4.70 1915 0.07 -0.07 0.17
MONTH TO DATE 1.08 0.88 0.20 5.25
SINCE MAR 1 1.79 6.87 -5.08 8.28
SINCE JAN 1 5.52 11.99 -6.47 10.95
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 0 8 -8 9
MONTH TO DATE 59 82 -23 96
SINCE MAR 1 250 195 55 261
SINCE JAN 1 255 200 55 269
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 15.9
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 1899
1922
1953
MINIMUM TEMPERATURE (F) 67 50 1917
SUNRISE AND SUNSET
MAY 13 2026...........SUNRISE 622 AM EDT SUNSET 810 PM EDT
MAY 14 2026...........SUNRISE 621 AM EDT SUNSET 811 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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