Thailand in May
Rates fall away sharply in May as the rains reach Phuket and Krabi first, while the Gulf islands carry on largely unaffected.
Is May a good time to visit Thailand?
May sits mid-range in Thailand — around 52/100 nationally. September is noticeably calmer.
What closes and what fills up in May
- Southwest monsoon arrives on the Andaman coast — green season begins
- Visakha Bucha and the Royal Ploughing Ceremony — national holidays
How May compares across the year
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Thailand: tours and tickets in Bangkok, from our booking partner.

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Frequently asked questions
Is May a good month to visit Thailand?
May sits mid-range in Thailand — around 52/100 nationally. September is noticeably calmer.
How busy is Thailand in May?
Averaged across the destinations we track, Thailand sits near 52/100 in May. The calmest of them is Bangkok.
What is the weather like in Thailand in May?
Expect average highs near 34°C and lows near 26°C, with roughly 15 wet days — though Thailand varies by region.