South Carolina · county areal climate 1951–2025
Charleston County, SC
A 66.3°F / 49.2" normal · 2025 ran +0.2°F vs normal.
2026 so far · through Jul 10: This area is running
+0.9°F (64.7°F) vs the 1996–2025 to-date normal — the
13th warmest start of 76 years. Precipitation
48% of normal.
U.S. year-to-date → Normal (1996–2025)
66.3°F
annual mean · 49.2" precipitation
2025 vs Normal
+0.2°F
66.5°F · 41.7" (85% of normal)
Warmest Year
67.7°F
2017 · coldest 62.9°F (1969)
Wettest Year
73.1in
1964 · driest 31.4" (1954)
Hottest Day
102.9°F
Jun 27 · 1952
Coldest Day
7.0°F
Jan 21 · 1985
Biggest Rain Day
7.91in
Oct 8 · 2016
Record
1951–2025
75 complete years · NOAA nClimGrid
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal
nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the
station records.