What is the air quality in Watertown NY?

Watertown NY, United States of America has an annual US AQI of 40 (Reasonable) and average PM2.5 of 7.2 µg/m³, ranking #269 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Watertown NY?

October is typically the cleanest month (AQI 33) and July the most polluted (AQI 50).

Where does Watertown NY'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.

Watertown NY, United States of America — Air Quality & Clean City Guide 2026

Watertown NY Air Quality Data

Global rank	City	Continent	AQI	PM2.5
269	Watertown NY, United States of America	North America	AQI 40	PM2.5 7.2 µg/m³