Our 14 day weather forecast for Koh Samui becomes more accurate the closer to the date of your visit, so always be sure to check in frequently for any weather updates.

Koh Samui 14 day forecast

Date	Temperatures		Wind
Thursday, August 6	30 ° / 29 °	Patchy rain possible	36 Km/h
Friday, August 7	30 ° / 29 °	Light rain shower	35 Km/h
Saturday, August 8	29 ° / 28 °	Patchy rain possible	36 Km/h
Sunday, August 9	30 ° / 28 °	Patchy rain possible	31 Km/h
Monday, August 10	31 ° / 28 °	Patchy rain possible	38 Km/h
Tuesday, August 11	30 ° / 28 °	Patchy rain possible	35 Km/h
Wednesday, August 12	31 ° / 28 °	Patchy light drizzle	33 Km/h
Thursday, August 13	31 ° / 28 °	Patchy rain possible	37 Km/h
Friday, August 14	31 ° / 28 °	Patchy rain possible	40 Km/h
Saturday, August 15	30 ° / 28 °	Patchy rain possible	39 Km/h
Sunday, August 16	29 ° / 28 °	Patchy light rain with thunder	29 Km/h
Monday, August 17	29 ° / 27 °	Patchy rain possible	38 Km/h
Tuesday, August 18	28 ° / 28 °	Light rain shower	41 Km/h
Wednesday, August 19	29 ° / 28 °	Light rain shower	42 Km/h
Further Ahead

Koh Samui 14 days – weather graph

The weather in Koh Samui for the next 14 days - FAQ

What will the temperature be in Koh Samui during the next 14 days?

The temperature will range between 31° C and 28° C. The hottest day in the next 2 weeks will be on August 10 and the coldest on August 18.

Will it rain at Koh Samui in the next 14 days?

Yes, there will be around 10 days with rain and an overall rainfall of 8.7 mm.

Can I see more details about the weather in Koh Samui on a specific day?

Yes, you can click on any of the days in the gallery above, or check today and tomorrow weather in Koh Samui's pages.

Do you have a weather forecast for Koh Samui for more than 14 days?

You can check the Koh Samui long range weather page, it is not a forecast, but it can give you an idea of how the weather in Koh Samui will be like (based on past weather information).

More about the weather in Koh Samui