Updated 4 Aug 2026 · recomputed nightly

Visiting Charleston in December 2026?

December 2026 is the Charleston most visitors never see — Calm every day, mild and wet, around 17°C / 62°F with rain on about 10 days.

In short, a genuinely good window to pick.

Among the 12 months we forecast for Charleston, December ranks 9th for crowd pressure.

Crowds
Calm · all 31
31 calm · 0 lively
Weather
17°C / 62°F
rain ~10 days
Value
Best value of the year
a genuinely good window to pick

You won't need skip-the-line tickets here — that's rather the point. A month like this is the one for the longer visit — the guided walk, the food tour, the day out of town, with room and time to enjoy them. see what's on →

How busy is Charleston in December?

It's quiet right through December — no crowded stretch to plan around.

The month barely moves — every day lands between 24% and 24% of the year. Daylight runs about 10 hours.

Any day works. There is no need to plan your dates around the crowds.
CalmLivelyBusyPacked% = busier than this share of the year · tap any day for its full forecast
Best daysTue 1 · Wed 2 · Thu 3 — Any day works. There is no need to plan your dates around the crowds.

How does January compare? →

The upside of a quiet December

No queues to skip, and nothing to book ahead — that's the whole point.

See Charleston's whole year →

December weather in Charleston

Mild — around 17°C / 62°F, with a light jacket for the evenings, with rain on about 10 days, so keep a layer handy. Daylight is short, about 10 hours, so plan the big sights for the middle of the day.

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Is December worth it in Charleston?

Mild and nearly empty — quietly one of the better months to pick.

This is the value month: no need to book far ahead, and the freedom to change plans on the day is part of what you're getting.

Compare January →

Keep planning

Built on: United States' public holidays · the official airport-arrivals pattern (BTS T-100, measured 2023–2025; airport-arrivals proxy for visitor volume, biased low for drive-in visitors) · five years of weather records (2019–2023)
Every figure is recomputed nightly from public and school holidays, and long-run climate normals. Gaps are shown, not filled.

Charleston · Methodology · About · forecast.json · llms.txt · CC BY 4.0