


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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691 CDUS42 KCHS 240609 CLICXM CLIMATE REPORT NATIONAL WEATHER SERVICE CHARLESTON SC 209 AM EDT SUN AUG 24 2025 ................................... ...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 23 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 80 300 PM 98 2014 86 -6 79 MINIMUM 75 1040 PM 62 1930 76 -1 73 AVERAGE 78 81 -3 76 PRECIPITATION (IN) YESTERDAY 3.95R 1.74 1960 0.22 3.73 0.00 MONTH TO DATE 13.25 4.44 8.81 10.71 SINCE JUN 1 19.65 14.37 5.28 20.38 SINCE JAN 1 31.36 28.06 3.30 40.73 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 13 16 -3 11 MONTH TO DATE 364 383 -19 377 SINCE JUN 1 1467 1347 120 1440 SINCE JAN 1 1982 1734 248 1924 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 11.9 .......................................................... THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 86 99 1938 MINIMUM TEMPERATURE (F) 76 63 1931 SUNRISE AND SUNSET AUGUST 24 2025........SUNRISE 649 AM EDT SUNSET 754 PM EDT AUGUST 25 2025........SUNRISE 650 AM EDT SUNSET 753 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$