438
CXUS52 KCHS 050003
CLACXM
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
657 PM EST SUN JAN 04 2026
...............................
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR THE YEAR OF 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1870 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 104 06/02/1985
06/24/1944
LOW 7 02/14/1899
HIGHEST 97 07/27 MM MM 94
LOWEST 25 12/15 MM MM 26
AVG. MAXIMUM 73.3 73.3 -0.0 74.2
AVG. MINIMUM 61.7 61.1 0.6 63.0
MEAN 67.5 67.2 0.3 68.6
DAYS MAX >= 90 20 25.0 -5.0 16
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 8 6.1 1.9 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 74.87 1945
MINIMUM 27.63 2000
TOTALS 41.95 44.26 -2.31 49.12
DAYS >= .01 97 101.9 -4.9 96
DAYS >= .10 62 65.1 -3.1 61
DAYS >= .50 25 27.2 -2.2 30
DAYS >= 1.00 10 12.4 -2.4 14
GREATEST
24 HR. TOTAL 4.10 08/22
DEGREE DAYS
HEATING TOTAL 1588 1623 -35 1292
SINCE 7/1 549 567 -18 MM
COOLING TOTAL 2599 2448 151 2706
SINCE 1/1 2599 2448 151 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.4
HIGHEST WIND SPEED/DIRECTION 35/030 DATE 06/25
HIGHEST GUST SPEED/DIRECTION 48/030 DATE 06/25
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
RECORDS ESTABLISHED IN DOWNTOWN CHARLESTON DURING THE YEAR:
*4TH WARMEST APRIL ON RECORD
*3RD WETTEST AUGUST ON RECORD
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