What is the air quality in Coeur d'Alene ID?

Coeur d'Alene ID, United States of America has an annual US AQI of 43 (Reasonable) and average PM2.5 of 7.6 µg/m³, ranking #354 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Coeur d'Alene ID?

March is typically the cleanest month (AQI 36) and November the most polluted (AQI 54).

Where does Coeur d'Alene ID's air quality data come from?

PM2.5: 1998–2025 (monitors 1999–2008, 2020–2025, satellite 1998–1999, 2001, 2009–2019). Measured by government monitoring stations. Full sources are on the methodology page.

Coeur d'Alene ID, United States of America — Air Quality & Clean City Guide 2026

Coeur d'Alene ID Air Quality Data

Global rank	City	Continent	AQI	PM2.5
354	Coeur d'Alene ID, United States of America	North America	AQI 43	PM2.5 7.6 µg/m³