655
CDUS42 KCHS 212111
CLICHS
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
511 PM EDT TUE OCT 21 2025
...............................
..THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 21 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 77 306 PM 88 1993 77 0 80
MINIMUM 47 628 AM 37 1952 56 -9 48
1967
1974
AVERAGE 62 66 -4 64
PRECIPITATION (IN)
TODAY 0.00 2.05 1959 0.12 -0.12 0.00
MONTH TO DATE 3.70 3.36 0.34 0.03
SINCE SEP 1 4.68 9.37 -4.69 3.56
SINCE JAN 1 39.64 45.53 -5.89 47.86
SNOWFALL (IN)
TODAY 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0
DEGREE DAYS
HEATING
TODAY 3 2 1 1
MONTH TO DATE 17 23 -6 45
SINCE SEP 1 17 25 -8 45
SINCE JUL 1 17 25 -8 45
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 94 117 -23 93
SINCE SEP 1 431 474 -43 460
SINCE JAN 1 2564 2367 197 2695
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 41 100 PM
AVERAGE 69
......................................................
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 87 1939
MINIMUM TEMPERATURE (F) 55 33 1974
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 729 AM EDT SUNSET 640 PM EDT
OCTOBER 22 2025.......SUNRISE 730 AM EDT SUNSET 639 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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