Weather is probably a major factor when you plan your trip to Vila Nova de Foz Coa, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually August and July, with an average temperature of 20°C, while the coldest months are January and February, with an average of 7°C. Average annual precipitation for Vila Nova de Foz Coa is 1254 mm.