Updated 4 Aug 2026 · recomputed nightly
Visiting Boston in December 2026?
December is Boston with the crowds gone — Calm every day, cool and wet, around 6°C / 43°F with rain on about 11 days.
In short, quiet and wide open, if the weather doesn't put you off.
Among the 12 months we forecast for Boston, December ranks 9th for crowd pressure. Its heaviest day is Fri 25 Dec, busier than 31% of the year; its lightest is Tue 1 Dec at 24%.
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 Boston in December?
It's quiet right through December — no crowded stretch to plan around.
The month barely moves — every day lands between 24% and 31% of the year. Daylight runs about 9 hours.
Any day works. There is no need to plan your dates around the crowds.
The upside of a quiet December
- Walk straight into the sights that sell out in high season — no timed ticket, no queue.
- This is a wing-it month: nothing needs locking in.
- Early on, you can have the busiest spots almost to yourself — bring a camera.
No queues to skip, and nothing to book ahead — that's the whole point.
December weather in Boston
Cold — around 6°C / 43°F, so pack a proper coat, with rain on about 11 days, so keep a layer handy. Daylight is short, about 9 hours, so plan the big sights for the middle of the day.
- Boston gets rain on about 11 days in December, so the odds of being caught out are real. What earns its bag space is a shell that packs to nothing, dries fast and has a hood that survives wind; a heavy waterproof is overkill and an umbrella is one more thing to carry through crowds. Browse on Amazon ↗
- Around 6°C / 43°F, and the cold in Boston is the damp kind that gets through padding. Thin layers you can peel off indoors work better than one thick coat — a merino base layer carries the load without the bulk. Browse on Amazon ↗
As an Amazon Associate, this site earns from qualifying purchases — we link categories, never specific products we haven't tested.
Is December worth it in Boston?
The quiet is the draw and the weather is the price — the city almost to yourself in exchange for the cold and the rain.
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.
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) · five years of weather records (2019–2023) · operator-confirmed events · the published cruise schedule
Every figure is recomputed nightly from real cruise schedules, public and school holidays, and long-run climate normals. Gaps are shown, not filled.
