March · United States
Best time to visit Charleston in March Weather, crowds & prices
Weather in Charleston in March
Average temperature 16°C, 99 mm of rain, about 19 days with 6+ hours of sunshine and 78% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
March score
7.7/10
Ranked #3 of 12 months
- Avg temp
- 16°C
- Rainfall
- 99 mm
- Humidity
- 78%
- Days with 6h+ sun
- 19
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
March in Charleston scores 7.7/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 16°C, 99 mm of rain, and roughly 19 days with 6+ hours of sunshine this month.
Charleston's peninsula holds the French Quarter, Rainbow Row, and the Battery, where the Ashley and Cooper rivers meet the harbor.
March in Charleston: strong conditions, 3rd of 12
Temperatures hover around 16°C (61°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 99 mm of rain this month — a flexible day or two helps — with about 19 days with 6+ hours of sunshine and 11.8 hours of daylight to work around it.
That is 7.7/10 on the same scale — 3rd of 12 months, versus 8.8/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Budget for mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Charleston in March?
- In March, Charleston averages 16°C, 99 mm of rain, and about 19 days with 6+ hours of sunshine. Its climate-comfort score is 7.7/10.
- Is March a good time to visit Charleston?
- March earns a 7.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Charleston in March?
- Expect about 99 mm of rain in March. Average humidity is 78% and there are about 19 days with 6+ hours of sunshine.
Curated in Charleston
Tickets & experiences
Things to do in Charleston
Charleston, United States. Live activities and tours from GetYourGuide, matched to this destination.