July in the Similan Islands brings a mix of warmth and rain. The temperature often reaches a high of 32°C, making the days quite hot. However, the nights provide a bit of relief with a cooler low of 26°C. This contrast in temperature makes for a unique experience, where you can enjoy the warmth of the day and the coolness of the night.
The islands also experience a significant amount of rainfall in July, with about 130 mm falling throughout the month. This rain, coupled with a wind speed of 17 km/h, adds a refreshing touch to the tropical climate. Despite the rain, the islands maintain a certain charm, making it a unique destination to visit.