Akishima, Japan experiences a significant seasonal variation in weather. Winters are harsh and cold, with temperatures often below freezing from January to March, occasionally dropping as low as -32°C. Spring brings mild temperatures, rising steadily from April to June, with average highs reaching 17°C by summer's onset. Summer is warm and humid, with temperatures frequently exceeding 30°C, peaking in July and August. Autumn sees a return to cooler temperatures, with averages dipping back into single digits by October, before gradually warming up again in the following months.