Climatological Report (Daily)
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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CDUS42 KCHS 182113
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
513 PM EDT MON AUG 18 2025
...................................
...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 93 204 PM 101 1995 90 3 92
MINIMUM 69 515 AM 56 1979 73 -4 76
AVERAGE 81 81 0 84
PRECIPITATION (IN)
TODAY 0.00 4.08 1943 0.22 -0.22 0.00
MONTH TO DATE 6.04 4.01 2.03 12.84
SINCE JUN 1 15.87 16.82 -0.95 25.11
SINCE JAN 1 29.32 33.20 -3.88 44.30
DEGREE DAYS
HEATING
TODAY 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
TODAY 16 16 0 19
MONTH TO DATE 284 306 -22 318
SINCE JUN 1 1415 1282 133 1446
SINCE JAN 1 1959 1689 270 2034
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 45 1200 PM
AVERAGE 73
..........................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 98 1983
MINIMUM TEMPERATURE (F) 73 61 1965
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 646 AM EDT SUNSET 802 PM EDT
AUGUST 19 2025........SUNRISE 646 AM EDT SUNSET 800 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$