ClimaGo › Osaka › Weather in September
Japan
Early autumn transitions from oppressive heat with lingering humidity and potential typhoons, making flexible indoor plans wise while lightweight rain jackets stay essential for sudden weather changes.
Avg High
29°C
Avg Low
22°C
Daily Rain
5.4mm
Rainfall
Moderate
💡 Best months to visit Osaka: Apr, Oct, Nov
This energetic city pulses with street food culture, neon nightlife, stunning castles, bustling markets and authentic working-class Japanese spirit.