Climatological Report (Daily)
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
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661
CDUS42 KCHS 200611
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
211 AM EDT WED AUG 20 2025
...................................
...THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 19 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 91 325 PM 98 1983 90 1 92
MINIMUM 74 557 AM 61 1965 73 1 73
AVERAGE 83 81 2 83
PRECIPITATION (IN)
YESTERDAY T 3.94 1981 0.23 -0.23 T
MONTH TO DATE 6.04 4.24 1.80 12.84
SINCE JUN 1 15.87 17.05 -1.18 25.11
SINCE JAN 1 29.32 33.43 -4.11 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 18 16 2 18
MONTH TO DATE 302 322 -20 336
SINCE JUN 1 1433 1298 135 1464
SINCE JAN 1 1977 1705 272 2052
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 54 100 PM
AVERAGE 76
..........................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 97 1954
1979
2005
MINIMUM TEMPERATURE (F) 73 63 1943
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 647 AM EDT SUNSET 759 PM EDT
AUGUST 21 2025........SUNRISE 648 AM EDT SUNSET 758 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$