What is the air quality in Weirton WV?

Weirton WV, United States of America has an annual US AQI of 56 (Reasonable) and average PM2.5 of 12.6 µg/m³, ranking #1524 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Weirton WV?

October is typically the cleanest month (AQI 50) and July the most polluted (AQI 65).

Where does Weirton WV's air quality data come from?

PM2.5: 1998–2026 (monitors 1999–2026, satellite 1998; 2026 provisional (AirNow)). Measured by government monitoring stations. Full sources are on the methodology page.

Weirton WV, United States of America — Air Quality & Clean City Guide 2026

Weirton WV Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1524	Weirton WV, United States of America	North America	AQI 56	PM2.5 12.6 µg/m³