Climatological Report (Daily)
Issued by NWS
Issued by NWS
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662
CDUS42 KCHS 200611
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
211 AM EDT WED AUG 20 2025
...................................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 19 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 88 1200 PM 98 1895 86 2 87
MINIMUM 78 530 AM 67 1976 76 2 75
AVERAGE 83 81 2 81
PRECIPITATION (IN)
YESTERDAY 0.00 5.39 1981 0.20 -0.20 0.00
MONTH TO DATE 5.20 3.62 1.58 10.17
SINCE JUN 1 11.60 13.55 -1.95 19.84
SINCE JAN 1 23.31 27.24 -3.93 40.19
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 18 16 2 16
MONTH TO DATE 303 319 -16 327
SINCE JUN 1 1406 1283 123 1390
SINCE JAN 1 1921 1670 251 1874
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 19 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 9.8
..........................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 99 1902
MINIMUM TEMPERATURE (F) 76 66 1943
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 647 AM EDT SUNSET 759 PM EDT
AUGUST 21 2025........SUNRISE 647 AM EDT SUNSET 758 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$