737
CDUS42 KCHS 182113
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
513 PM EDT SUN MAY 18 2025
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 18 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 1150 AM 98 1899 79 9 77
MINIMUM 73 450 AM 52 2009 69 4 72
AVERAGE 81 74 7 75
PRECIPITATION (IN)
TODAY 0.00 1.79 1955 0.07 -0.07 0.17
MONTH TO DATE 5.33 1.30 4.03 2.03
SINCE MAR 1 8.36 7.29 1.07 14.04
SINCE JAN 1 11.03 12.41 -1.38 18.65
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 172 275 -103 131
SINCE JUL 1 1512 1619 -107 1291
COOLING
TODAY 16 9 7 10
MONTH TO DATE 185 133 52 174
SINCE MAR 1 350 246 104 325
SINCE JAN 1 358 251 107 325
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.2
......................................................
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 93 1962
1977
2001
MINIMUM TEMPERATURE (F) 69 53 2002
SUNRISE AND SUNSET
MAY 18 2025...........SUNRISE 619 AM EDT SUNSET 814 PM EDT
MAY 19 2025...........SUNRISE 618 AM EDT SUNSET 815 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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