In August, the Similan Islands experience a warm tropical climate. The temperature typically ranges from a comfortable 26°C at its lowest to a high of 32°C. This makes it a great destination for those who enjoy basking in the warmth. However, it’s important to note that this is also the rainy season, with rainfall reaching up to 160 mm.
The wind speed during this time averages around 17 km/h, adding a refreshing breeze to the warm weather. Despite the rain, the sun still manages to peek through, casting a beautiful glow over the islands. So, while you might experience a few showers, there are still plenty of opportunities to enjoy the natural beauty of the Similan Islands.