Taking the local weather in La Castellana into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually April and May, with an average temperature of 28°C, while the coldest months are February and January, with an average of 26°C. The rainiest months in La Castellana are July, June, September and October, with each month seeing an average of 470 mm of rainfall.