Thailand
Ayutthaya in May
🌦️ Hot → rainy seasonHot, humid and often rainy. Watch for hazy air.
🎒 Pack: light, breathable clothes & sunscreen · compact umbrella or rain jacket · quick-dry fabrics · N95 mask for hazy days
Why May scores 6.7What goes into the score
How it works- Weather comfort50%5.8
- !Hot (35°C highs / 26.3°C lows)
- !Very humid/sticky (dew point 23.8°C)
- !Wet: ~156 mm rain, ~6 heavy-rain days
- Air quality20%5.2
- !Unhealthy for sensitive groups (PM2.5 ~39 µg/m³)
- Seasonal hazards20%10.0
- ·No notable seasonal hazards
- Safety baseline10%8.0
- ·Normal precautions
| May | Dec | |
|---|---|---|
| Score | 6.7 Good | 8.9 Excellent |
| Season | 🌦️ Hot → rainy season | 🌤️ Cool season |
| High / low | 35° / 26° | 30° / 20° |
| Rain | 156 mm | 10 mm |
| Humidity | dew pt 24° | dew pt 19° |
| PM2.5 | 39 µg/m³ | 14 µg/m³ |
Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast).
Holidays & crowdsMay 2027
Long weekendThere's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.
- National Labor Day 1–4 May · 4 days off in a row
Other public holidays: Visakha Bucha (20 May)
National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).
Explore AyutthayaEvents, sights, food & souvenirs
Check event dates locallyThe former capital of the Siamese kingdom, now a UNESCO-listed historical park of temple ruins about 80 km north of Bangkok.
Rocket Festival (Bun Bang Fai)Across Thailand
Villages launch homemade rockets to summon rain for the rice season.
Coming up later
Loy KrathongDate variesFull moon of the 12th lunar month — usually November
People float small decorated offerings (krathong) on rivers.
Why go: Riverside temples are busy in the evening.
Where: Rivers around the city
Ayutthaya World Heritage FairDate variesUsually December
Light and sound shows celebrate the city's history.
Why go: Book accommodation early for the show nights.
Where: Historical park
SongkranEvery year13–15 April every year
Thai New Year with water throwing.
Why go: Expect to get wet; protect phones and cameras.
Where: Citywide
Wat Mahathat
Temple ruins with a Buddha head entwined in tree roots.
💡 Do not stand higher than the Buddha head; crouch for photos.
Wat Chaiwatthanaram
A riverside temple in Khmer style, popular at sunset.
Wat Phra Si Sanphet
Three chedis in the old royal palace grounds.
Wat Yai Chai Mongkhon
A temple with a tall chedi and rows of Buddha statues.
Bang Pa-In Palace
A royal palace complex south of the city.
💡 Dress modestly, covering shoulders and knees.
Wat Lokayasutharam
A large outdoor reclining Buddha.
Kuay teow ruea
Boat noodles in a rich, dark broth.
💡 Riverside stalls
Roti sai mai
Thin crepes wrapped around cotton-candy strands.
💡 Roadside shops in the city
Giant river prawns
Large freshwater prawns, usually grilled, a local favourite.
💡 Riverside restaurants
Roti sai mai
Packed sets of roti and candy floss.
💡 Shops around the city
Aranyik knives
Knives from a blacksmithing village in the province.
💡 Local markets