Winters in Neumünster, Germany are cold and variable, with temperatures often dropping below freezing, but occasionally rising into the double digits. Spring arrives slowly, with March marking a significant warming trend, while April and May bring increasingly mild days. Summer is generally warm to hot, with July being the warmest month on average, but temperatures rarely exceed 30 degrees Celsius. Autumn is cool and sometimes chilly, with September and October experiencing mild temperatures before the cold winter sets in again.