Povoa de Santa Iria experiences a mild climate, with temperatures gradually warming up as spring approaches. In winter months (January and February), temperatures often drop below 10°C, but can occasionally rise above 20°C. Spring brings a steady increase in temperature, reaching averages around 16-17°C by May. Summer months (June to August) are warm to hot, with temperatures sometimes soaring above 35°C, although average highs typically range between 21-22°C. Autumn is generally mild, with temperatures dropping back down towards winter levels by November and December.