The weather in Koh Tao in July is very hot. The average temperatures are between 23°C and 29°C, drinking water regularly is advisable.
With more than 22 rainy days, Koh Tao is an incredibly wet during July. Be sure to pack your umbrella and bring along your rubber boots to stay dry. It’s going to be raining cats and dogs this month!
Our weather forecast can give you a great sense of what weather to expect in Koh Tao in July 2025.
If you’re planning to visit Koh Tao in the near future, we highly recommend that you review the 14 day weather forecast for Koh Tao before you arrive.
Temperatures
29° / 23°
Rainy Days
24
Snowy Days
0
Dry Days
7
Rainfall
536
mm
Sun Hours
7.4
Hrs