What's on in Ayutthaya, Thailand through the year
Ayutthaya, Thailand has 6 curated events through the year — 3 festivals, 1 season and 2 hazard seasons. The ones to plan around: Songkran (April) and Loi Krathong (November). April, November and December 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
Ayutthaya events and crowds by month
| Month | What starts | Crowds |
|---|---|---|
| January | Central plains burning haze | Busy |
| February | — | Busy |
| March | — | Shoulder season |
| April | Songkran | Peak crowds |
| May | — | Busy |
| June | — | Shoulder season |
| July | — | Shoulder season |
| August | — | Shoulder season |
| September | Flood season on the rivers | Quiet |
| October | — | Busy |
| November | Loi Krathong, Cool, dry season | Peak crowds |
| December | Ayutthaya World Heritage Fair | Peak crowds |
January in Ayutthaya
Ayutthaya weather in January →Busy — Cool, dry season, school holidays in 6 of the markets that fill it
- Hazard
Central plains burning haze
20 Jan – 15 Apr · usuallySmoke seasonCane and stubble fires around the central provinces put a flat grey ceiling over the island for weeks. It is not the northern kind of haze, but the horizon goes and so does the sunrise. Source ↗
Still on: Cool, dry season (15 Nov – 20 Feb (usually))
February in Ayutthaya
Ayutthaya weather in February →Busy — Cool, dry season, school holidays in 2 of the markets that fill it
Nothing new starts in February.
Still on: Central plains burning haze (20 Jan – 15 Apr (usually)), Cool, dry season (15 Nov – 20 Feb (usually))
March in Ayutthaya
Ayutthaya weather in March →Shoulder season — school holidays in 2 of the markets that fill it, an ordinary month
Nothing new starts in March.
Still on: Central plains burning haze (20 Jan – 15 Apr (usually))
April in Ayutthaya
Ayutthaya weather in April →Peak crowds — Songkran, Long summer break in Thailand
- Festival
Songkran
13–15 AprWater-festival New YearCrowdedClosuresThree days of water in the streets, and the Ayutthaya version puts elephants in the middle of it. Temples stay open; getting anywhere by road does not stay easy. Source ↗
Still on: Central plains burning haze (20 Jan – 15 Apr (usually))
May in Ayutthaya
Ayutthaya weather in May →Busy — Long summer break in Thailand, school holidays in 2 of the markets that fill it
Nothing new starts in May.
June in Ayutthaya
Ayutthaya weather in June →Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month
Nothing new starts in June.
July in Ayutthaya
Ayutthaya weather in July →Shoulder season — school holidays in 5 of the markets that fill it, an ordinary month
Nothing new starts in July.
August in Ayutthaya
Ayutthaya weather in August →Shoulder season — school holidays in 4 of the markets that fill it, an ordinary month
Nothing new starts in August.
September in Ayutthaya
Ayutthaya weather in September →Quiet — school holidays in 3 of the markets that fill it, one of its worst months for weather
- Hazard
Flood season on the rivers
1 Sep – 15 Nov · usuallyClosuresDischarge from the Chao Phraya dam upstream backs into the low districts around the island most years, closing riverside roads and some outlying temples for days at a time. Source ↗
October in Ayutthaya
Ayutthaya weather in October →Busy — October semester break in Thailand, school holidays in 3 of the markets that fill it
Nothing new starts in October.
Still on: Flood season on the rivers (1 Sep – 15 Nov (usually))
November in Ayutthaya
Ayutthaya weather in November →Peak crowds — Loi Krathong, Cool, dry season
- Festival
Loi Krathong
5–30 Nov · usuallyMajor festivalCrowdedFloats go onto the old canals and the river around the island on the full moon of the twelfth lunar month, which is the one night the ruins are busy after dark. Source ↗
- Season
Cool, dry season
15 Nov – 20 Feb · usuallyCrowdedThe months the ruins are worth a full day: firm ground on the island, cycling between the wats before the heat, and light that arrives low over the brick.
Still on: Flood season on the rivers (1 Sep – 15 Nov (usually))
December in Ayutthaya
Ayutthaya weather in December →Peak crowds — travelers describe it as peak season, Cool, dry season
- Festival
Ayutthaya World Heritage Fair
10–23 Dec · usuallyMajor festivalCrowdedTen evenings of light-and-sound staged in the historical park to mark the UNESCO listing, with the ruins lit and a night market through the middle of town. Source ↗
Still on: Cool, dry season (15 Nov – 20 Feb (usually))