What is the air quality in Mayagüez?

Mayagüez, Puerto Rico has an annual US AQI of 41 (Reasonable) and average PM2.5 of 7.5 µg/m³, ranking #298 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Mayagüez?

December is typically the cleanest month (AQI 29) and June the most polluted (AQI 51).

Where does Mayagüez's air quality data come from?

PM2.5: 1998–2024 (monitors 1999–2007, 2011–2013, 2022, satellite 1998–2021, 2023–2024). Measured by government monitoring stations. Full sources are on the methodology page.

Mayagüez, Puerto Rico — Air Quality & Clean City Guide 2026

Mayagüez Air Quality Data

Global rank	City	Continent	AQI	PM2.5
298	Mayagüez, Puerto Rico	North America	AQI 41	PM2.5 7.5 µg/m³