City comparison
Taipei vs Tokyo air quality
Live AQI comparison between Taipei and Tokyo. Data updates every 15 minutes.
Taipei and Tokyo differ by 24 AQI points right now. Tokyo has cleaner air at this moment.
What drives air quality in Taipei and Tokyo
Taipei
Taipei sits in a basin surrounded by mountains, so pollutants can accumulate when winds are weak. Scooter and vehicle emissions produce nitrogen dioxide and fine particles along arterial roads, while regional industrial plumes add to background levels.
Tokyo
Tokyo generally maintains moderate air quality for a megacity, but exposure still varies around major highways, dense rail hubs, and industrial bayside areas. Nitrogen dioxide remains a roadside concern during commuting peaks. Urban heat and building density can shape local dispersion, creating noticeable differences between districts and waterfront zones.
Both cities are shaped by different combinations of traffic density, terrain, weather patterns, and seasonal events, which is why the same AQI band can feel different on the ground. Checking live readings rather than relying on reputation or past visits is the most reliable way to plan travel, exercise, or outdoor time between the two.
Live AQI from Open-Meteo (CAMS). Conditions change hourly — refresh for the latest readings. South African cities may show WAQI station data on their dedicated pages.