What is the air quality in Johnson City TN?

Johnson City TN, United States of America has an annual US AQI of 52 (Reasonable) and average PM2.5 of 11.2 µg/m³, ranking #1022 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Johnson City TN?

January is typically the cleanest month (AQI 47) and July the most polluted (AQI 61).

Where does Johnson City TN'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.

Johnson City TN, United States of America — Air Quality & Clean City Guide 2026

Johnson City TN Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1022	Johnson City TN, United States of America	North America	AQI 52	PM2.5 11.2 µg/m³