Koh Lanta weather in May
Hot and humid, with frequent heavy rain. Average highs of 30°C and lows of 26°C, with around 27 rainy days expected throughout the month.
While May isn't our top-rated month for Koh Lanta, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
30°C
Average low
26°C
Rainy days
27 days
Best months to visit
February
What to do in Koh Lanta in May
Whatever the weather, Koh Lanta rewards curious visitors. Here are some of the best ways to spend your time:
Visit iconic Koh Lanta attractions and temples
Explore local markets and traditional neighborhoods
Experience regional cuisine and dining specialties
Trek or hike nearby mountains or natural features
Engage with local culture and minority communities
Photography opportunities at scenic viewpoints
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.
Browse other months
January
30C
Hot and humid, with some rainy days.
Recommended
February
31C
Hot and humid, with occasional showers.
March
32C
Hot and humid, with occasional showers.
April
31C
Hot and humid, with frequent heavy rain.
May (you are here)
30C
Hot and humid, with frequent heavy rain.
June
29C
Warm and pleasant, with frequent heavy rain.
July
29C
Warm and pleasant, with frequent heavy rain.
August
29C
Warm and pleasant, with frequent heavy rain.
September
28C
Warm and pleasant, with frequent heavy rain.
October
29C
Warm and pleasant, with frequent heavy rain.
November
29C
Warm and pleasant, with frequent heavy rain.
December
29C
Warm and pleasant, with regular rainfall.
Book your May trip to Koh Lanta
Find hotels, tours and experiences for the perfect escape.
