What is the air quality in George Town?

George Town, Cayman Islands has an annual US AQI of 49 (Reasonable) and average PM2.5 of 9.6 µg/m³, ranking #680 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in George Town?

November is typically the cleanest month (AQI 40) and July the most polluted (AQI 59).

Where does George Town'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.

George Town, Cayman Islands — Air Quality & Clean City Guide 2026

George Town Air Quality Data

Global rank	City	Continent	AQI	PM2.5
680	George Town, Cayman Islands	North America	AQI 49	PM2.5 9.6 µg/m³