Vila Nova de Gaia experiences a mild Mediterranean climate with moderate temperatures throughout the year. Winters are cool, with January and February averaging around 8-12°C, while springs are gradually warmer, reaching averages of 15-17°C by May and June. Summers are warm to hot, with July being the hottest month at an average of 19°C, but temperatures can reach up to 36°C on rare occasions. Autumn brings a slight cooling trend, averaging around 11-17°C from September to November, before dropping back down to winter levels. Overall, temperature fluctuations are relatively mild throughout the year, with minimal extreme variations.