Hamamatsu's winters are cool and temperate, with temperatures rarely dipping below freezing point, averaging around 6-8°C in January and February. As spring approaches, temperatures rise steadily, reaching averages of 13-16°C by March and April. Summers are warm to hot, with highs often above 30°C from May to August, while autumn brings a gentle cooling trend back down to average temperatures of 14-20°C. In the winter months, snow is rare, but misty mornings are common.