What's on in Kos, Greece through the year

Kos, Greece has 5 curated events through the year — 1 holiday and 4 seasons. The ones to plan around: Orthodox Easter (April) and Sea warm enough (June). April, June, July, August and September are its peak-crowd months.

Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not

Best time to visit Kos: weather, crowds and notes →

Kos events and crowds by month

MonthWhat startsCrowds
JanuaryBusy
FebruaryQuiet
MarchShoulder season
AprilOrthodox EasterPeak crowds
MayCharter and resort seasonBusy
JuneSea warm enough, MeltemiPeak crowds
JulyPeak crowds
AugustPeak crowds
SeptemberPeak crowds
OctoberBusy
NovemberWinter shutdownShoulder season
DecemberBusy

Busy — Christmas holidays in Greece, school holidays in 7 of the markets that fill it

Nothing new starts in January.

Still on: Winter shutdown (1 Nov – 31 Mar)

Quiet — school holidays in 3 of the markets that fill it, one of its worst months for weather

Nothing new starts in February.

Still on: Winter shutdown (1 Nov – 31 Mar)

Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month

Nothing new starts in March.

Still on: Winter shutdown (1 Nov – 31 Mar)

Peak crowds — Orthodox Easter, Easter holidays (Orthodox) in Greece

  • Holiday

    Orthodox Easter

    10–13 AprEaster & Holy WeekCrowded

    The first weekend the island wakes up: Greek families come out from Athens and the Dodecanese, the tavernas in Kos town reopen for it, and the spit-roasts are on the Sunday. Ferries and flights fill for the long weekend. Source ↗

Busy — Charter and resort season, school holidays in 4 of the markets that fill it

  • Season

    Charter and resort season

    1 May – 15 Oct · usuallySummer season opensCrowded

    Kardamena, Tigaki and Mastichari run on northern European charter flights, and the hotels, bike hire and beach bars open and close with them. Outside the season the airport goes back to a couple of Athens flights a day.

Still on: Orthodox Easter (10–13 Apr)

Peak crowds — Charter and resort season, Summer holidays in Greece

  • Season

    Sea warm enough

    15 Jun – 31 Oct · usually

    The Aegean here is comfortable from late June and holds into October, well after the charter flights thin. The hot springs at Therma warm a corner of the sea year round.

  • Season

    Meltemi

    15 Jun – 15 Sep · usuallyWind seasonRisk

    The northerly blows hardest through July and August, which is why the windsurf schools are on the north coast and the sheltered swimming is at Kefalos and Paradise in the south. It also cancels the small boats to Nisyros.

Still on: Charter and resort season (1 May – 15 Oct (usually))

Peak crowds — Charter and resort season, Summer holidays in Greece

Nothing new starts in July.

Still on: Charter and resort season (1 May – 15 Oct (usually)), Sea warm enough (15 Jun – 31 Oct (usually)), Meltemi (15 Jun – 15 Sep (usually))

Peak crowds — Charter and resort season, Summer holidays in Greece

Nothing new starts in August.

Still on: Charter and resort season (1 May – 15 Oct (usually)), Sea warm enough (15 Jun – 31 Oct (usually)), Meltemi (15 Jun – 15 Sep (usually))

Peak crowds — Charter and resort season, Summer holidays in Greece

Nothing new starts in September.

Still on: Charter and resort season (1 May – 15 Oct (usually)), Sea warm enough (15 Jun – 31 Oct (usually)), Meltemi (15 Jun – 15 Sep (usually))

Busy — Charter and resort season, school holidays in 4 of the markets that fill it

Nothing new starts in October.

Still on: Charter and resort season (1 May – 15 Oct (usually)), Sea warm enough (15 Jun – 31 Oct (usually))

Shoulder season — school holidays in 2 of the markets that fill it, an ordinary month

  • Season

    Winter shutdown

    1 Nov – 31 MarOff-season shutdownClosures

    The resort strips are shuttered and the island shrinks back to Kos town, where enough stays open for the locals. Ruins and the Asklepieion are yours, and the bike lanes are empty.

Busy — Christmas holidays in Greece, school holidays in 7 of the markets that fill it

Nothing new starts in December.

Still on: Winter shutdown (1 Nov – 31 Mar)

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