What is the air quality in Santo Tomas (Batangas)?

Santo Tomas (Batangas), Philippines has an annual US AQI of 67 (Polluted) and average PM2.5 of 17.6 µg/m³, ranking #2932 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Santo Tomas (Batangas)?

August is typically the cleanest month (AQI 62) and February the most polluted (AQI 72).

Where does Santo Tomas (Batangas)'s air quality data come from?

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

Santo Tomas (Batangas), Philippines — Air Quality & Clean City Guide 2026

Santo Tomas (Batangas) Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2932	Santo Tomas (Batangas), Philippines	Asia	AQI 67	PM2.5 17.6 µg/m³