Koh Samui, Southern Thailand, Thailand

Weather in Koh Samui

Live conditions, hourly chart, 7-day forecast and month-by-month climate for Koh Samui.

Koh Samui

Best time to visit Koh Samui →Plan a trip here →

Travel intelligence

Local insight · Koh Samui

AI-generated

Gathering local suggestions…

Free · No spam

Get smarter Koh Samui weather updates

Weekly travel-weather tips, forecast planning shortcuts and best-time-to-go picks.

Plan around Koh Samui

Best time to visit Koh Samui

Nearby destinations

Krabi199 km away Phuket254 km away Langkawi352 km away Penang457 km away Bangkok475 km away Phnom Penh584 km away

More city forecasts

New York London Tokyo Paris Dubai Singapore Sydney Mumbai Delhi Bangalore San Francisco Los Angeles