How reliable is this forecast?

Values for 14 days ahead show a trend; they are updated as the date approaches and may change.

Weather · Thailand

Ko Samui 14-Day Weather Forecast

Over the 14 days from October 17 to October 30, temperatures in Ko Samui will range from 21°C to 29°C; the warmest day is October 17. Days with rain (1 mm or more) expected: 12. Values beyond day 7 indicate a trend and are updated daily.

Ko Samui 14-day forecast table

The bar shows each day's range against the period's lowest and highest temperature.

Frequently asked questions

What will the weather be like in Ko Samui over the next 14 days?: Over the 14 days from October 17 to October 30, temperatures in Ko Samui will range from 21°C to 29°C; the warmest day is October 17. Days with rain (1 mm or more) expected: 12. Values beyond day 7 indicate a trend and are updated daily.
How reliable is this forecast?: Values for 14 days ahead show a trend; they are updated as the date approaches and may change.