Hanyu, Japan experiences a wide range of temperatures throughout the year. Winters are cold and variable, with January averaging around 4°C and featuring temperatures as low as -7°C and as high as 18°C. As spring arrives in March, temperatures rise significantly, with averages reaching 11°C and highs sometimes breaking 24°C. Summers are hot and humid, with July being the warmest month, often seeing temperatures soar above 36°C. Autumn brings a return to milder conditions, but still features some cooler days, especially in November before winter sets back in.