Updated 29 Oct 2026 · recomputed nightly
Is October 2027 a good month to visit Seattle?
Lively — the typical October day in Seattle is busier than 53% 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.
October sits between the seasons in Seattle: mild and wet, around 15°C / 59°F with rain on about 13 days, Lively on 22 of 28 days — 6 days run Busy or Packed. (Our forecast covers 1–28 October — the rest of October is beyond the current window.)
Mostly yes, if the weather does not put you off. The typical October day in Seattle is Lively, and only 6 of the 28 days in our window run Busy or Packed. Expect around 15 °C by day, with rain on about 13 days. Public holidays in China add to it. Cruise ships call on 8 of the 28 days, 3 at once on Saturday 2 October. Mid October is the month's quietest stretch in Seattle — the typical day at 53%, against 65% in early October. The crush is at the Overlook Walk stairs; the quiet is at Pioneer Square when nothing is on. The calmest day is Tuesday 5 October, the busiest Saturday 2 October.
In short, a solid middle-ground pick.
Among the 12 months we forecast for Seattle, October ranks 8th for crowd pressure. Its heaviest day is Sat 2 Oct, busier than 78% of the year; its lightest is Tue 5 Oct at 53%.
Preparing pays off in a month like this: timed-entry tickets and pre-booked tours turn the queue time into sightseeing time. see the options →
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 October?
The busiest days are the 2nd, 4th, 10th and 16th, and 2 more. Away from those, most days sit Lively. The calmest stretch is the 17th–28th.
Cruise ships are in port on 8 of 28 days; the heaviest is Sat 2 Oct, 3 ships in at once. Those mornings fill the squares first — start early, or save them for indoors.
The month is not one thing: its lightest day sits at 53% of the year and its heaviest at 78%, so where you land inside it matters. Daylight runs about 11 hours.
Either side of it, September picks up.
The calmest days include the 5th, 6th and 8th — 20 days share that level, so there is room to choose.
Fri 01 Oct Lively busier than 64% of days here · ⚓1 · China public holiday
- Voyager Of The Seas — guest capacity 3,416
Record Seattle on Fri 1 Oct 2027 is forecast Lively. 1 cruise ship scheduled, at least 3,416 guests at double occupancy. Why: China public holiday. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-01 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sat 02 Oct Busy busier than 78% of days here · ⚓3
- Celebrity Edge — guest capacity 2,918
- Norwegian Bliss — guest capacity 4,056
- ms Eurodam — guest capacity 2,104
Record Seattle on Sat 2 Oct 2027 is forecast Busy. 3 cruise ships scheduled, at least 9,078 guests at double occupancy. Nearest calmer day: Fri 1 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-02 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sun 03 Oct Lively busier than 64% of days here · ⚓1
- Norwegian Encore — guest capacity 3,998
Record Seattle on Sun 3 Oct 2027 is forecast Lively. 1 cruise ship scheduled, at least 3,998 guests at double occupancy. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-03 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Mon 04 Oct Busy busier than 69% of days here · ⚓1 · KR public holiday
- Star Princess — guest capacity 4,320
Record Seattle on Mon 4 Oct 2027 is forecast Busy. 1 cruise ship scheduled, at least 4,320 guests at double occupancy. Why: KR public holiday. Nearest calmer day: Sun 3 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-04 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Tue 05 Oct Lively busier than 53% of days here
Record Seattle on Tue 5 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-05 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Wed 06 Oct Lively busier than 53% of days here
Record Seattle on Wed 6 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-06 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Thu 07 Oct Busy busier than 66% of days here · ⚓2
- Carnival Legend — guest capacity 2,124
- Safari Endeavour — guest capacity 84
Record Seattle on Thu 7 Oct 2027 is forecast Busy. 2 cruise ships scheduled, at least 2,208 guests at double occupancy. Nearest calmer day: Wed 6 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-07 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Fri 08 Oct Lively busier than 53% of days here
Record Seattle on Fri 8 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-08 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sat 09 Oct Busy busier than 66% of days here · ⚓2
- National Geographic Venture — guest capacity 100
- Norwegian Bliss — guest capacity 4,056
Record Seattle on Sat 9 Oct 2027 is forecast Busy. 2 cruise ships scheduled, at least 4,156 guests at double occupancy. Nearest calmer day: Fri 8 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-09 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sun 10 Oct Busy busier than 77% of days here · ⚓1
- Norwegian Encore — guest capacity 3,998
Record Seattle on Sun 10 Oct 2027 is forecast Busy. 1 cruise ship scheduled, at least 3,998 guests at double occupancy. Nearest calmer day: Mon 11 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-10 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Mon 11 Oct Lively busier than 53% of days here · United States public holiday
Record Seattle on Mon 11 Oct 2027 is forecast Lively. Why: United States public holiday; Canada public holiday; KR public holiday. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-11 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Tue 12 Oct Lively busier than 53% of days here
Record Seattle on Tue 12 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-12 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Wed 13 Oct Lively busier than 53% of days here
Record Seattle on Wed 13 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-13 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Thu 14 Oct Lively busier than 53% of days here
Record Seattle on Thu 14 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-14 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Fri 15 Oct Lively busier than 53% of days here · ⚓1
- National Geographic Quest — guest capacity 50
Record Seattle on Fri 15 Oct 2027 is forecast Lively. 1 cruise ship scheduled, at least 50 guests at double occupancy. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-15 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sat 16 Oct Busy busier than 78% of days here · ⚓1
- Norwegian Bliss — guest capacity 4,056
Record Seattle on Sat 16 Oct 2027 is forecast Busy. 1 cruise ship scheduled, at least 4,056 guests at double occupancy. Nearest calmer day: Fri 15 Oct (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/seattle/#d-2027-10-16 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sun 17 Oct Lively busier than 53% of days here
Record Seattle on Sun 17 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-17 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Mon 18 Oct Lively busier than 53% of days here
Record Seattle on Mon 18 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-18 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Tue 19 Oct Lively busier than 53% of days here
Record Seattle on Tue 19 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-19 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Wed 20 Oct Lively busier than 53% of days here
Record Seattle on Wed 20 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-20 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Thu 21 Oct Lively busier than 53% of days here
Record Seattle on Thu 21 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-21 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Fri 22 Oct Lively busier than 53% of days here · ⚓1
- National Geographic Quest — guest capacity 50
Record Seattle on Fri 22 Oct 2027 is forecast Lively. 1 cruise ship scheduled, at least 50 guests at double occupancy. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-22 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sat 23 Oct Lively busier than 53% of days here
Record Seattle on Sat 23 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-23 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Sun 24 Oct Lively busier than 53% of days here
Record Seattle on Sun 24 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-24 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Mon 25 Oct Lively busier than 53% of days here
Record Seattle on Mon 25 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-25 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Tue 26 Oct Lively busier than 53% of days here
Record Seattle on Tue 26 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-26 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Wed 27 Oct Lively busier than 53% of days here
Record Seattle on Wed 27 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-27 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Thu 28 Oct Lively busier than 53% of days here
Record Seattle on Thu 28 Oct 2027 is forecast Lively. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/seattle/#d-2027-10-28 (Avoid-Crowds, as of 29 Oct 2026; recomputed nightly.)
Which week of October is quietest in Seattle?
Mid October is the month's quietest stretch in Seattle — the typical day at 53%, against 65% in early October.
Can't move the dates? How to avoid the worst crowds
- The heaviest port day is Sat 2 Oct — 3 ships in at once. See the marquee sights on a lighter day, or be there for opening time.
- Need flexibility? The 17th–28th is the month's calmest stretch — the easiest window to move around in.
- On the busy days, the walk-up queues for the big sights are the biggest time-sink — a timed-entry ticket skips them, which is where a busy month is won or lost.
Travelling on a busy day?
Timed-entry and skip-the-line tickets turn queue time into sightseeing time — sort them before you fly.
October weather in Seattle
Mild — around 15°C / 59°F, with a light jacket for the evenings, with rain on about 13 days, so keep a layer handy.
Worth booking the marquee sights ahead for the busy days, but you can keep the rest of the trip flexible.
More about Seattle in October
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.
