Month-by-month travel weather
Ko Samui July weather
Ko Samui, Thailand · July
Indoor anchors help keep comfort stable
July often feels humid, and sudden showers can soak you quickly and pause movement.
After rain, it often turns hot again. Managing dampness (spare tee/towel) can improve comfort.
July averages at a glance
Average low
around 25–26°C
Average high
around 30–31°C
Average rainfall
around 90–160 mm
Wet days
about 12–20 days
What to wear in July in Ko Samui
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Quick-dry outfits are the baseline.
- • Water-safe pouch + spare socks/tee can be practical.
- • Footwear with grip helps on wet days.
Travel tips for visiting Ko Samui in July
- • Pause during heavy bursts and move when it opens—this rhythm fits many days.
- • If staying damp bothers you, use indoor time more intentionally.
July weather in Ko Samui — FAQ
Q. Is it still sunny in July?
A. Yes—sunny windows happen, but rain can arrive suddenly. Timing is the variable.
Q. Are boat tours possible?
A. Often yes, but conditions vary. Treat them as conditional and check day-of updates.
Explore Ko Samui
These pages are connected so you can compare conditions and decide for yourself.