Updated 14 Sep 2026 · recomputed nightly
Is March 2027 a good month to visit Seattle?
Calm — the typical March day in Seattle is calmer than 69% of its year.
The weather is the trade-off here, not the crowds.
Calm · Lively · Busy · Packed rank a day against Seattle's own year — not a headcount.
March 2027 is the Seattle most visitors never see — Calm on 29 of 31 days and never busier than Lively, cool and wet, around 11°C / 51°F with rain on about 13 days.
Yes, if the weather does not put you off. March in Seattle is Calm on the typical day, and not one of the 31 days in our window is crowded enough to call Busy. Expect around 11 °C by day, with rain on about 13 days. Public holidays in Canada and the UK add to it. Cruise ships call on 1 of the 31 days. No week of March is meaningfully quieter — the typical day is Calm throughout; pick by day instead. The crush is at the Overlook Walk stairs; the quiet is at Pioneer Square when nothing is on. The calmest day is Tuesday 2 March, the busiest Saturday 27 March.
In short, quiet and wide open, if the weather doesn't put you off.
Of the 12 months we forecast for Seattle, March is the quietest. Its heaviest day is Sat 27 Mar, busier than 47% of the year; its lightest is Tue 2 Mar at 31%.
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 →
Pack for wet first — rain on 13 of 31 days.
A folding one lives in the day bag and weighs nothing.
See umbrellas →
Wet stone is the thing to plan around in a month this wet.
See walking shoes →
How busy is Seattle in March?
It's quiet right through March — no crowded stretch to plan around.
Cruise ships are in port on 1 of 31 days; the heaviest is Sat 27 Mar, 1 ship in at once. Those mornings fill the squares first — start early, or save them for indoors.
Across the month the days run from 31% to 47% of the year. Daylight runs about 12 hours.
Any day works. There is no need to plan your dates around the crowds.
Mon 01 Mar Calm busier than 32% of days here · KR public holiday
Record Seattle on Mon 1 Mar 2027 is forecast Calm. Why: KR public holiday. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-01 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Tue 02 Mar Calm busier than 31% of days here
Record Seattle on Tue 2 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-02 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Wed 03 Mar Calm busier than 31% of days here
Record Seattle on Wed 3 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-03 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Thu 04 Mar Calm busier than 31% of days here
Record Seattle on Thu 4 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-04 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Fri 05 Mar Calm busier than 31% of days here
Record Seattle on Fri 5 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-05 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sat 06 Mar Calm busier than 31% of days here
Record Seattle on Sat 6 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-06 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sun 07 Mar Calm busier than 31% of days here
Record Seattle on Sun 7 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-07 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Mon 08 Mar Calm busier than 31% of days here
Record Seattle on Mon 8 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-08 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Tue 09 Mar Calm busier than 31% of days here
Record Seattle on Tue 9 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-09 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Wed 10 Mar Calm busier than 31% of days here
Record Seattle on Wed 10 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-10 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Thu 11 Mar Calm busier than 31% of days here
Record Seattle on Thu 11 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-11 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Fri 12 Mar Calm busier than 31% of days here
Record Seattle on Fri 12 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-12 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sat 13 Mar Calm busier than 31% of days here
Record Seattle on Sat 13 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-13 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sun 14 Mar Calm busier than 31% of days here
Record Seattle on Sun 14 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-14 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Mon 15 Mar Calm busier than 31% of days here
Record Seattle on Mon 15 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-15 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Tue 16 Mar Calm busier than 31% of days here
Record Seattle on Tue 16 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-16 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Wed 17 Mar Calm busier than 32% of days here · Canada public holiday
Record Seattle on Wed 17 Mar 2027 is forecast Calm. Why: Canada public holiday; UK public holiday. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-17 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Thu 18 Mar Calm busier than 31% of days here
Record Seattle on Thu 18 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-18 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Fri 19 Mar Calm busier than 31% of days here
Record Seattle on Fri 19 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-19 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sat 20 Mar Calm busier than 31% of days here
Record Seattle on Sat 20 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-20 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sun 21 Mar Calm busier than 31% of days here
Record Seattle on Sun 21 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-21 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Mon 22 Mar Calm busier than 31% of days here
Record Seattle on Mon 22 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-22 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Tue 23 Mar Calm busier than 31% of days here
Record Seattle on Tue 23 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-23 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Wed 24 Mar Calm busier than 31% of days here
Record Seattle on Wed 24 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-24 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Thu 25 Mar Calm busier than 31% of days here
Record Seattle on Thu 25 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-25 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Fri 26 Mar Lively busier than 46% of days here · United States public holiday
Record Seattle on Fri 26 Mar 2027 is forecast Lively. Why: United States public holiday; Canada public holiday; UK public holiday. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-26 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sat 27 Mar Lively busier than 47% of days here · ⚓1
- ms Europa — guest capacity 408 07:00–19:00
Record Seattle on Sat 27 Mar 2027 is forecast Lively. 1 cruise ship scheduled, at least 408 guests at double occupancy; ships in port 07:00–19:00. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-27 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Sun 28 Mar Calm busier than 31% of days here
Record Seattle on Sun 28 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-28 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Mon 29 Mar Calm busier than 32% of days here · Canada public holiday
Record Seattle on Mon 29 Mar 2027 is forecast Calm. Why: Canada public holiday; UK public holiday. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-29 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Tue 30 Mar Calm busier than 31% of days here
Record Seattle on Tue 30 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-30 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Wed 31 Mar Calm busier than 31% of days here
Record Seattle on Wed 31 Mar 2027 is forecast Calm. This quiet day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-03-31 (Avoid-Crowds, as of 14 Sep 2026; recomputed nightly.)
Which week of March is quietest in Seattle?
No week of March is meaningfully quieter — the typical day is Calm throughout; pick by day instead.
The upside of a quiet March
- Walk straight into the sights that sell out in high season — no timed ticket, no queue.
- Keep the days loose — decide over breakfast, not weeks ahead.
- Photograph the landmarks empty — the shot everyone else queues for.
No queues to skip, and nothing to book ahead — that's the whole point.
March weather in Seattle
Cold — around 11°C / 51°F, so pack a proper coat, with rain on about 13 days, so keep a layer handy.
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.
More about Seattle in March
Based 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) · confirmed event dates · 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.
