What is the air quality in Haidong?

Haidong, China has an annual US AQI of 102 (Polluted) and average PM2.5 of 33.7 µg/m³, ranking #4691 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Haidong?

September is typically the cleanest month (AQI 75) and January the most polluted (AQI 125).

Where does Haidong's air quality data come from?

PM2.5: 1998–2024, 2026 (monitors 2015–2017, 2026, satellite 1998–2014, 2016–2024). Measured by government monitoring stations. Full sources are on the methodology page.

Haidong, China — Air Quality & Clean City Guide 2026

Haidong Air Quality Data

Global rank	City	Continent	AQI	PM2.5
4691	Haidong, China	Asia	AQI 102	PM2.5 33.7 µg/m³