Porto's climate is mild and temperate, with four distinct seasons. Winters are cool and wet, with temperatures ranging from around 0-15°C in January and February, but rarely dropping below freezing. As spring arrives, temperatures gradually rise, reaching averages of 13-15°C by March and April. Summers are warm and sunny, with July and August often seeing highs above 30°C, although the average temperature remains relatively stable at around 19°C. Autumn is a pleasant season in Porto, with mild temperatures ranging from 10-20°C from September to November.