Taking the local weather in Piedras Blancas 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 March and February, with an average temperature of 25°C, while the coldest months are January and February, with an average of 24°C. The rainiest months in Piedras Blancas are October, November, August and July, with each month seeing an average of 858 mm of rainfall.