Yes, Brazils Golden Jade Granite can be used for exterior applications in very humid climates. Granite is a highly durable and weather-resistant material, making it suitable for outdoor use. It is resistant to moisture and humidity, which helps prevent issues such as warping, cracking, or discoloration that can occur in humid environments. However, it is still recommended to consult with a professional and follow appropriate maintenance and sealing procedures to ensure the long-term performance of the granite in a humid climate.