Zaanstad's weather is characterized by mild winters, with temperatures rarely dropping below freezing and occasionally rising above 10°C in January. Spring brings slow warming, with April and May averaging around 6-10°C, while summers are cool and pleasant, with July and August averaging a moderate 17°C. Autumn sees a gradual cooling, with September and October experiencing mild temperatures before November's drop to around 11°C. Winters can be chilly, but rarely extremely cold, with January being the coldest month, averaging 6°C. Overall, Zaanstad's climate is relatively stable throughout the year, with moderate temperatures prevailing.