What is the air quality in Nonthaburi?

Nonthaburi, Thailand has an annual US AQI of 79 (Polluted) and average PM2.5 of 22.5 µg/m³, ranking #3730 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Nonthaburi?

August is typically the cleanest month (AQI 53) and January the most polluted (AQI 123).

Where does Nonthaburi's air quality data come from?

PM2.5: 1998–2026 (monitors 2019, 2021–2026, satellite 1998–2018, 2020, model 2025; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Nonthaburi, Thailand — Air Quality & Clean City Guide 2026

Nonthaburi Air Quality Data

Global rank	City	Continent	AQI	PM2.5
3730	Nonthaburi, Thailand	Asia	AQI 79	PM2.5 22.5 µg/m³