🌸 Spring (March – May): 10 – 20°C / 50 – 68°F
・Cherry blossoms bloom from late March to April. Mild and comfortable.
💡 Hokkaido has a much later spring (late April to May), while Okinawa has beach-friendly warm weather during this period.
☀️ Summer (June – August): 20 – 35°C+ / 68 – 95°F+
・Extremely hot and humid. The rainy season lasts from June to July.
・Typhoons and heavy rains frequently occur between July and September.
⚠️ Heatstroke Notice: Drink plenty of water and rest often to prevent heatstroke during the hot summer months.
💡 Hokkaido has relatively cool weather without a traditional rainy season, while Okinawa has intense summer heat with strong typhoons.
🍁 Autumn (September – November): 10 – 25°C / 50 – 77°F
・Pleasant temperatures and beautiful autumn foliage from October to November. Very comfortable.
・Please note that typhoons can still approach Japan occasionally in September and October.
💡 Hokkaido has early autumn foliage in September, while Okinawa has warm, summer-like weather until October.
☃️ Winter (December – February): 0 – 10°C / 32 – 50°F
・Cold and dry in central Japan (Tokyo, Osaka, etc.).
💡 Hokkaido has sub-zero temperatures with heavy snowfall, while Okinawa has a mild winter with average temperatures around 15 – 20°C (59 – 68°F).
🌐 Official Live Weather Updates:
For real-time weather forecasts and official emergency warnings across Japan, check the Japan Meteorological Agency (JMA) Official Website.