Greece, Europe

Santorini in September

The smart-money month: summer sea, softening crowds, harvest in the island's ancient vineyards.

BestWarm, highs near 79F (26C), sea at its warmest

Oia Santorini, Greece — SantoriniPhoto: Giles Laurent, CC BY-SA 4.0

The straight answer

September is one of the best months of the year to visit Santorini. The smart-money month: summer sea, softening crowds, harvest in the island's ancient vineyards.

Weather: Warm, highs near 79F (26C), sea at its warmest
Crowds: 4 of 5
Prices: 4 of 5

What September is like in Santorini

September is the smart-money month. Highs ease to about 79F (26C), the sea is at its warmest of the year, and crowds start to thin once European school holidays end. Prices stay fairly high but drop from August. Everything is still open, and the harvest in the island's old vineyards gives the month a relaxed, festive feel.

September suits nearly everyone, from couples to homeschool families to first-timers. If you want the lowest prices, early October is cheaper, but the water is cooler and some places start closing late that month.

Make the most of September

What is especially good about Santorini this month.

The warmest sea of the year

Swimming off the beaches and from caldera cruises is at its best, with water warmed by the whole summer.

Wine harvest

Wineries are busy with the new vintage, and tastings on the caldera terraces feel especially lively.

Softer crowds at sunset

Oia and Fira still draw a crowd, but by mid month it is noticeably easier to find a good spot.

What to pack for September

Swimwear and a quick-dry towel
Water shoes for the volcanic beaches
A light layer for breezy evenings
Sun protection, since September sun is still strong

Our timing tip

Aim for the second half of September, when summer crowds are gone but every business is still open.

Book Santorini for September.

Sponsored links to Expedia and Vrbo. We may earn a commission; it never changes a verdict.

Hotels. Expedia
Hotels in Santorini
Opens a hotel search for Santorini in September, dates filled in. Book early for the best months: the good rooms go first.
Hotels for September
Vacation rentals. Vrbo
Vacation rentals in Santorini
Whole homes, condos and villas. Usually the better deal for families and groups, with a kitchen and room to spread out.
Rentals on Vrbo
Tours and tickets. Expedia
Tours and tickets in Santorini
Timed-entry tickets, day trips and guided tours in Santorini for September. Popular slots sell out in the best months.
Tours and tickets

What's on in September

Wine harvest

August into September

The ancient basket-trained vineyards are picked early by mainland standards; wineries buzz and new-vintage tastings follow.

Things to do in Santorini

Full guide

Oia at sunset, and at dawn

See the famous blue domes once at golden hour with the crowd, then come back at 7am when the marble lanes are empty and the light is just as good.

Tickets and tours →

The Fira to Oia caldera-rim hike

About six miles along the crater edge through Imerovigli. Start early to beat the sun; spring and fall are ideal. The best free thing on the island.

Tickets and tours →

Akrotiri archaeological site

The buried Bronze Age town, under a modern roof so it works even in heat. Pair it with the frescoes' story at the museum in Fira.

Tickets and tours →

A catamaran caldera cruise

Swim at the hot springs, see the lava islands, and watch sunset from the water. Book the small-boat versions; they skip the crowd-ship rhythm.

Tickets and tours →

The volcanic beaches

Red Beach's cliffs, Perissa and Perivolos's black sand. The dark sand runs hot underfoot in summer; water shoes earn their space in the bag.

Tickets and tours →

Santo or Venetsanos winery at golden hour

Assyrtiko flights on terraces hanging over the caldera. Reserve a sunset slot in season.

Official site ↗Tickets and tours →

Beat the crowds

Check the cruise-ship calendar for your dates: the difference between two ships and six in the caldera is the difference between charming and choked in Oia and Fira from mid-morning to late afternoon.
Invert the famous sunset: watch from Imerovigli, the rim trail, a catamaran, or a winery terrace instead of Oia's castle wall, where the nightly scrum starts two hours early in season.
Do Oia at dawn. The lanes, the domes, and the light are all better before 8am, and the day-trip flow from Fira has not started.
Stay in Imerovigli, Firostefani, or Pyrgos rather than Oia proper: same caldera, calmer nights, better prices, and you can visit the busy towns on your own schedule.

Know before you go

The winter shutdown is real: from roughly November through March, most caldera-view hotels, the bulk of Oia's restaurants and shops, and most tour operators close. Plan a classic Santorini trip inside April through October.
Fira keeps a year-round working core, supermarkets, tavernas serving locals, pharmacies, and flights and ferries continue on reduced winter schedules. You will not be stranded; you will be early.
The season's edges move with Greek Orthodox Easter: many businesses target reopening around it, so a late Easter can push full opening deeper into spring.
Ferry frequency swings hard by season: summer brings multiple fast boats daily to Athens and nearby islands; winter cuts to a thin conventional-ferry schedule, and the meltemi or winter storms can cancel sailings in any month.

Santorini in September, quick answers

Is September a good time to visit Santorini?

September is one of the best months of the year to visit Santorini. The smart-money month: summer sea, softening crowds, harvest in the island's ancient vineyards.

What is the weather like in Santorini in September?

Warm, highs near 79F (26C), sea at its warmest.

Is Santorini crowded in September?

Santorini is busy in September, though mornings and late afternoons stay workable.

What is happening in Santorini in September?

Wine harvest (august into september).