always summer, somewhere

Koh Samui

Thailand

Popular

A coconut-palm beach island with full-moon parties one ferry away on Koh Phangan, and reliable Gulf-side weather when the Andaman coast is washed out.

31°C

Today's high / low 25°C

Currently 27°C, overcast · feels like 31°C

☀️ 10h🌧️ 86% · 9mm💧 81%💨 16 km/h🌊 30°C

7-day forecast

Fri⛈️31°25°
Sat🌧️30°26°
Sun🌧️30°26°
Mon🌦️31°26°
Tue🌦️31°26°
Wed🌦️30°26°
Thu🌦️31°26°

Best months

JanFebMarAprMayJunJulAugSepOctNovDec
🏖️ Beach

When you're ready to book

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