Tsushima experiences a relatively mild climate, with temperatures gradually warming up throughout the year. In winter, January and February are quite chilly, with average temperatures ranging from around 5-7°C, but spring arrives in March with temperatures rising to an average of 12°C. Summer is warm, with July and August averaging highs of 27°C, while autumn brings a slight cooling trend, with October's temperatures returning to around 20°C. Winters are mild overall, with temperatures rarely dropping below freezing for long periods. As winter gives way to spring, the temperature rise is steady, eventually peaking in mid-summer before slowly declining into autumn.