Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS42 KCHS 180601
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
201 AM EDT SAT OCT 18 2025
...................................
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 17 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 68 510 PM 88 1919 75 -7 64
MINIMUM 63 110 AM 41 1977 63 0 50
AVERAGE 66 69 -3 57
PRECIPITATION (IN)
YESTERDAY 0.00 3.91 1999 0.14 -0.14 0.00
MONTH TO DATE 3.84 2.68 1.16 0.15
SINCE SEP 1 4.88 7.93 -3.05 4.62
SINCE JAN 1 38.77 37.66 1.11 45.52
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 8
MONTH TO DATE 1 5 -4 14
SINCE SEP 1 1 6 -5 14
SINCE JUL 1 1 6 -5 14
COOLING
YESTERDAY 1 5 -4 0
MONTH TO DATE 92 120 -28 118
SINCE SEP 1 446 497 -51 504
SINCE JAN 1 2541 2358 183 2560
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.0
..........................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 85 1980
1993
MINIMUM TEMPERATURE (F) 63 42 1943
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 726 AM EDT SUNSET 643 PM EDT
OCTOBER 19 2025.......SUNRISE 727 AM EDT SUNSET 642 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$