502
CDUS42 KCHS 220601
CLICXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
201 AM EDT THU MAY 22 2025
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..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 21 2025
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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 92 330 PM 99 1938 80 12 77
MINIMUM 78 630 AM 51 1894 69 9 67
AVERAGE 85 75 10 72
PRECIPITATION (IN)
YESTERDAY 0.00 2.26 1966 0.08 -0.08 0.00
MONTH TO DATE 5.33 1.53 3.80 2.89
SINCE MAR 1 8.36 7.52 0.84 14.90
SINCE JAN 1 11.03 12.64 -1.61 19.51
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 20 10 10 7
MONTH TO DATE 235 162 73 197
SINCE MAR 1 400 275 125 348
SINCE JAN 1 408 280 128 348
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.8
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THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 95 1938
MINIMUM TEMPERATURE (F) 70 54 1895
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 616 AM EDT SUNSET 817 PM EDT
MAY 23 2025...........SUNRISE 616 AM EDT SUNSET 817 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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