Updated 16 Sep 2026 · recomputed nightly
Is September 2026 a good month to visit Kotor?
Busy — the typical September day in Kotor is busier than 74% of its year.
If you are coming for something that only happens in September, that is the trade. If not, January is quieter.
Calm · Lively · Busy · Packed rank a day against Kotor's own year — not a headcount.
September 2026 is peak-season Kotor: warm and showery, around 26°C / 78°F with rain on about 8 days, and Busy on 7 of 15 days. (Our forecast covers 16–30 September — the rest of September is beyond the current window.)
It depends. The typical September day in Kotor is Busy, and 10 of the 15 days in our window run Busy or Packed, so most days feel crowded. Expect around 26 °C by day, with rain on about 8 days. Public holidays in Germany add to it. Cruise ships call on 15 of the 15 days, 3 at once on Sunday 20 September. For similar weather with fewer people, come in October or May. The crush is at the Sea Gate and the main squares; the quiet is at the bay by boat. The calmest day is Saturday 19 September, the busiest Thursday 17 September.
In short, worth it for the peak buzz, if you can take the crowds.
Among the 12 months we forecast for Kotor, September ranks 4th for crowd pressure. Its heaviest day is Thu 17 Sep, busier than 95% of the year; its lightest is Sat 19 Sep at 58%.
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 →
Nothing extreme to plan around — rain on 8 of 30 days.
The one thing you wear all day, every day of the trip.
See walking shoes →
A folding one lives in the day bag and weighs nothing.
See umbrellas →
How busy is Kotor in September?
The busiest days are the 16th, 17th, 20th and 22nd, and 6 more. Away from those, most days sit Lively.
Cruise ships are in port on 15 of 15 days; the heaviest is Sun 20 Sep, 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 58% of the year and its heaviest at 95%, so where you land inside it matters. All three Wednesdays run Busy or Packed. Daylight runs about 12 hours.
Either side of it, August is busier still and October is a little calmer.
The calmest days are the 19th, 21st and 25th — aim for those if your dates can flex.
Wed 16 Sep Busy busier than 81% of days here · ⚓3
- Marella Explorer 2 — guest capacity 1,814 08:00–17:00
- Norwegian Gem — guest capacity 2,394 07:00–17:00
- Wind Surf — guest capacity 342 08:00–17:00
Record Kotor on Wed 16 Sep 2026 is forecast Busy. 3 cruise ships scheduled, at least 4,550 guests at double occupancy; ships in port 07:00–17:00. Nearest calmer day: Sat 19 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-16 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 17 Sep Packed busier than 95% of days here · ⚓4
- MSC Armonia — guest capacity 1,950 08:00–18:00
- Mein Schiff 4 — guest capacity 2,506 08:00–19:00
- Norwegian Pearl — guest capacity 2,394 07:00–17:00
- Seven Seas Navigator — guest capacity 490 08:00–17:00
Record Kotor on Thu 17 Sep 2026 is forecast Packed. 4 cruise ships scheduled, at least 7,340 guests at double occupancy; ships in port 07:00–19:00. Nearest calmer day: Wed 16 Sep (Busy). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-17 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 18 Sep Busy busier than 76% of days here · ⚓1
- Ritz Carlton Ilma — guest capacity 448 08:00–17:00
Record Kotor on Fri 18 Sep 2026 is forecast Busy. 1 cruise ship scheduled, at least 448 guests at double occupancy; ships in port 08:00–17:00. Nearest calmer day: Sat 19 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-18 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 19 Sep Lively busier than 58% of days here · ⚓2
- Oceania Nautica Aurelia — guest capacity 698 07:00–16:00
- Silver Muse — guest capacity 612 08:00–19:00
Record Kotor on Sat 19 Sep 2026 is forecast Lively. 2 cruise ships scheduled, at least 1,310 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/kotor/#d-2026-09-19 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 20 Sep Packed busier than 91% of days here · ⚓3 · Germany public holiday
- Enchanted Princess — guest capacity 3,660 07:00–18:00
- MSC Lirica — guest capacity 1,984 15:00–20:00
- ms Oosterdam — guest capacity 1,916 08:00–15:00
Record Kotor on Sun 20 Sep 2026 is forecast Packed. 3 cruise ships scheduled, at least 7,560 guests at double occupancy; ships in port 07:00–20:00. Why: Germany public holiday. Nearest calmer day: Sat 19 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-20 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 21 Sep Lively busier than 59% of days here · ⚓1
- Azamara Quest — guest capacity 722 10:00–22:00
Record Kotor on Mon 21 Sep 2026 is forecast Lively. 1 cruise ship scheduled, at least 722 guests at double occupancy; ships in port 10:00–22:00. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/kotor/#d-2026-09-21 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 22 Sep Packed busier than 86% of days here · ⚓3
- Mein Schiff 4 — guest capacity 2,506 07:00–17:00
- Norwegian Pearl — guest capacity 2,394 07:00–17:00
- Wind Surf — guest capacity 342 09:00–22:00
Record Kotor on Tue 22 Sep 2026 is forecast Packed. 3 cruise ships scheduled, at least 5,242 guests at double occupancy; ships in port 07:00–22:00. Nearest calmer day: Mon 21 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-22 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 23 Sep Busy busier than 76% of days here · ⚓5
- Douglas Mawson — guest capacity 154
- Emerald Kaia — guest capacity 128
- Marella Explorer 2 — guest capacity 1,814 08:00–17:00
- Marella Voyager — guest capacity 1,814 08:00–18:00
- ms La Belle de lAdriatique — guest capacity 99 13:00–18:00
Record Kotor on Wed 23 Sep 2026 is forecast Busy. 5 cruise ships scheduled, at least 4,009 guests at double occupancy. Nearest calmer day: Mon 21 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-23 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 24 Sep Busy busier than 81% of days here · ⚓2
- MSC Armonia — guest capacity 1,950 08:00–18:00
- Norwegian Gem — guest capacity 2,394 08:00–18:00
Record Kotor on Thu 24 Sep 2026 is forecast Busy. 2 cruise ships scheduled, at least 4,344 guests at double occupancy; ships in port 08:00–18:00. Nearest calmer day: Fri 25 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-24 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 25 Sep Lively busier than 59% of days here · ⚓2
- MSC Explora 2 — guest capacity 922 08:00–18:00
- Ritz Carlton Ilma — guest capacity 448 08:00–16:00
Record Kotor on Fri 25 Sep 2026 is forecast Lively. 2 cruise ships scheduled, at least 1,370 guests at double occupancy; ships in port 08:00–18:00. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/kotor/#d-2026-09-25 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 26 Sep Busy busier than 72% of days here · ⚓2
- Celebrity Eclipse — guest capacity 2,850 08:00–17:00
- Seven Seas Navigator — guest capacity 490 08:00–18:00
Record Kotor on Sat 26 Sep 2026 is forecast Busy. 2 cruise ships scheduled, at least 3,340 guests at double occupancy; ships in port 08:00–18:00. Nearest calmer day: Fri 25 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-26 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 27 Sep Lively busier than 60% of days here · ⚓1
- MSC Lirica — guest capacity 1,984 15:00–20:00
Record Kotor on Sun 27 Sep 2026 is forecast Lively. 1 cruise ship scheduled, at least 1,984 guests at double occupancy; ships in port 15:00–20:00. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/kotor/#d-2026-09-27 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 28 Sep Lively busier than 62% of days here · ⚓2
- Seabourn Quest — guest capacity 458 07:00–16:00
- Viking Star — guest capacity 930
Record Kotor on Mon 28 Sep 2026 is forecast Lively. 2 cruise ships scheduled, at least 1,388 guests at double occupancy. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/kotor/#d-2026-09-28 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 29 Sep Busy busier than 74% of days here · ⚓3
- Azamara Onward — guest capacity 684 10:00–20:00
- Azamara Quest — guest capacity 722 09:00–17:00
- Norwegian Gem — guest capacity 2,394 07:00–17:00
Record Kotor on Tue 29 Sep 2026 is forecast Busy. 3 cruise ships scheduled, at least 3,800 guests at double occupancy; ships in port 07:00–20:00. Nearest calmer day: Mon 28 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-29 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 30 Sep Busy busier than 70% of days here · ⚓3
- Marella Explorer 2 — guest capacity 1,814 08:00–17:00
- Oceania Allura — guest capacity 1,200 11:00–20:00
- ms La Belle de lAdriatique — guest capacity 99 09:00–17:00
Record Kotor on Wed 30 Sep 2026 is forecast Busy. 3 cruise ships scheduled, at least 3,113 guests at double occupancy; ships in port 08:00–20:00. Nearest calmer day: Mon 28 Sep (Lively). Ship-by-ship detail for the day, the year at a glance, and what's worth booking ahead: https://avoid-crowds.com/kotor/#d-2026-09-30 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Can't move the dates? How to avoid the worst crowds
- The heaviest port day is Sun 20 Sep — 3 ships in at once. See the marquee sights on a lighter day, or be there for opening time.
- 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.
September weather in Kotor
Comfortably warm — around 26°C / 78°F, easy shirtsleeve weather, with rain on about 8 days, so keep a layer handy.
Book beds and the big-ticket sights well ahead, and start your days by eight — in a month this full, the early hours are the only uncrowded ones.
More about Kotor in September
Based on: Montenegro's public holidays · school vacations across France, Germany and the Netherlands · the season pattern from official overnight stays · 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.
