Izumi, Japan experiences a temperate climate with distinct seasonal changes. Winters are cool and sometimes chilly, with temperatures often below freezing in January and December, but mild periods can bring temperatures up to around 20°C. Spring arrives in March, bringing warmer temperatures that gradually increase throughout the season, peaking at around 28°C in April. Summers are hot and humid, with temperatures frequently reaching above 30°C from June to August. Autumn brings a welcome relief from the heat, with temperatures cooling down to around 10-15°C by November, marking the beginning of another cool winter period.