424
CDUS42 KCHS 212108
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
508 PM EDT TUE APR 21 2026
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR APRIL 21 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 67 1150 AM 91 2002 74 -7 76
MINIMUM 57 550 AM 41 1901 61 -4 68
AVERAGE 62 68 -6 72
PRECIPITATION (IN)
TODAY 0.00 0.98 2011 0.10 -0.10 0.00
MONTH TO DATE 0.09 2.14 -2.05 0.78
SINCE MAR 1 0.63 5.17 -4.54 3.03
SINCE JAN 1 4.36 10.29 -5.93 5.70
DEGREE DAYS
HEATING
TODAY 3 1 2 0
MONTH TO DATE 23 55 -32 25
SINCE MAR 1 156 268 -112 172
SINCE JUL 1 1554 1612 -58 1512
COOLING
TODAY 0 4 -4 7
MONTH TO DATE 85 51 34 86
SINCE MAR 1 146 72 74 101
SINCE JAN 1 151 77 74 109
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 8.3
......................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 89 2002
MINIMUM TEMPERATURE (F) 62 41 1901
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 643 AM EDT SUNSET 754 PM EDT
APRIL 22 2026.........SUNRISE 642 AM EDT SUNSET 755 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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