658
CDUS42 KCHS 210602
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
202 AM EDT SUN SEP 21 2025
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...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 20 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 84 1120 AM 97 1942 82 2 82
MINIMUM 73 520 AM 54 1929 72 1 72
AVERAGE 79 77 2 77
PRECIPITATION (IN)
YESTERDAY 0.00 2.15 1952 0.16 -0.16 0.00
MONTH TO DATE 0.94 3.60 -2.66 2.48
SINCE SEP 1 0.94 3.60 -2.66 2.48
SINCE JAN 1 34.83 33.33 1.50 43.38
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 12 2 12
MONTH TO DATE 227 271 -44 235
SINCE SEP 1 227 271 -44 235
SINCE JAN 1 2322 2132 190 2291
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 7.6
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 93 1925
MINIMUM TEMPERATURE (F) 72 54 1918
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 707 AM EDT SUNSET 717 PM EDT
SEPTEMBER 22 2025.....SUNRISE 708 AM EDT SUNSET 716 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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