Charleston Harbor - Fort Sumter Weather Forecast
- 54
- 58
Increasing Clouds
- 53
- 62
Mostly Cloudy
- 51
- 60
Partly Sunny
- 51
- 61
Partly Sunny
- 53
- 65
Mostly Sunny
- 54
- 66
Partly Sunny
Today 30 Jan Charleston
Sunny. Highs in the upper 60s, except in the lower 60s near the coast. East Winds 5 to 10 Mph.
Tonight 30 Jan Charleston
Mostly cloudy. Lows in the lower 50s. Southeast Winds around 5 Mph, becoming south after midnight.
Charleston Harbor - Fort Sumter Temperature Statistics
January Temperature
Charleston Executive Airport (8.1 miles)
Lowest 24 January, 2025
23 °FAverage January
42.3 °FHighest 6 January, 2025
64.4 °F
Climate (2020–Present)
Charleston Executive Airport (8.1 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
59.1 °FAverage 2020–2025
67.3 °FAverage High 2020–2025
76 °F