Climatological Report (Daily)
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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CDUS42 KCHS 180616
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
216 AM EDT MON AUG 18 2025
...................................
...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 17 2025...
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)
YESTERDAY
MAXIMUM 89 121 PM 102 1954 90 -1 91
MINIMUM 72 1159 PM 62 1979 73 -1 72
AVERAGE 81 82 -1 82
PRECIPITATION (IN)
YESTERDAY 0.76 3.30 1971 0.23 0.53 0.00
MONTH TO DATE 6.04 3.79 2.25 12.84
SINCE JUN 1 15.87 16.60 -0.73 25.11
SINCE JAN 1 29.32 32.98 -3.66 44.30
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 16 16 0 17
MONTH TO DATE 268 290 -22 299
SINCE JUN 1 1399 1266 133 1427
SINCE JAN 1 1943 1673 270 2015
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 3.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 63 100 PM
AVERAGE 82
..........................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 101 1995
MINIMUM TEMPERATURE (F) 73 56 1979
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.
$$