What is the air quality in Hồng Ngự?

Hồng Ngự, Vietnam has an annual US AQI of 70 (Polluted) and average PM2.5 of 19.6 µg/m³, ranking #3262 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Hồng Ngự?

June is typically the cleanest month (AQI 56) and February the most polluted (AQI 88).

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
3262	Hồng Ngự, Vietnam	Asia	AQI 70	PM2.5 19.6 µg/m³