Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KCHS 220602
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
202 AM EDT SAT AUG 22 2026
...................................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 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 90 1140 AM 99 1900 86 4 90
MINIMUM 79 1030 PM 66 1930 76 3 76
1961
AVERAGE 85 81 4 83
PRECIPITATION (IN)
YESTERDAY 0.00 2.56 1941 0.19 -0.19 0.00
MONTH TO DATE 2.07 4.01 -1.94 5.20
SINCE JUN 1 8.80 13.94 -5.14 11.60
SINCE JAN 1 15.46 27.63 -12.17 23.31
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 20 16 4 18
MONTH TO DATE 415 351 64 337
SINCE JUN 1 1508 1315 193 1440
SINCE JAN 1 1992 1702 290 1955
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.4
..........................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 98 1983
MINIMUM TEMPERATURE (F) 76 65 1930
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 648 AM EDT SUNSET 757 PM EDT
AUGUST 23 2026........SUNRISE 649 AM EDT SUNSET 756 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$