Royal Cream Porcelain is a high-quality material and typically suitable for exterior applications due to its durability and resistance to various environmental conditions. However, its specific performance in very dusty climates may depend on several factors, including the level and type of dust present.

If the climate is extremely dusty, it is important to consider regular maintenance and cleaning of the porcelain to prevent the dust from accumulating and potentially affecting the aesthetics of the surface. Additionally, using a slightly textured or non-slip variant of Royal Cream Porcelain can help minimize the visibility of dust by providing a more forgiving surface.

It is advisable to consult with the manufacturer or a professional contractor to ensure the best application and maintenance practices for Royal Cream Porcelain in your specific dusty climate. They will be able to provide more detailed insights and recommendations based on their expertise.