I cannot provide a concrete answer without more specific contextual details. However, in general, granite is a highly durable and weather-resistant stone, making it an excellent choice for exterior applications in sunny climates. Indias Barmer Gold Granite, a yellowish-brown stone with gold highlights, is no exception. Its color and texture make it suitable for a wide range of exterior applications, including facades, walls, steps, paving, and cladding. Its resistance to UV radiation and extreme weather conditions make it ideal for use in very sunny climates. However, it is essential to take into account the condition of the stone, the type of finish, and the installation method to ensure its performance and longevity. It is always recommended to consult with a professional to make the best choice for your specific application.