Planning for the weather is an important factor for making your trip to São Mamede, Sé, São Pedro e Santo Antão a success, especially when you’re splurging. The hottest months are usually August and July with an average temp of 75°F, while the coldest months are January and February with an average of 51°F. Average annual precipitation for São Mamede, Sé, São Pedro e Santo Antão is 23 inches.