Mae Sai Weather in May

Hot and humid, with regular rainfall. Average highs of 32°C and lows of 23°C, with around 19 rainy days expected throughout the month.

While May isn't our top-rated month for Mae Sai, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.

Average high

32°C

Average low

23°C

Rainy days

19 days

Best months to visit

January, February, March, November, December

What to do in Mae Sai in May

Whatever the weather, Mae Sai rewards curious visitors. Here are some of the best ways to spend your time:

Tachileik, Myanmar day visit across bridge Border river crossing boat experiences Myanmar cultural exploration tours Hill tribe village treks near border Local market trading and craft shopping Photography of border geography and geopolitics

What to pack for May

Light breathable clothing, high-SPF sunscreen, a wide-brimmed hat, and a reusable water bottle are essential. Pack sandals and at least one light layer for air-conditioned interiors.