What is the air quality like in Missoula?
Missoula has an average AQI of 55, which falls in the "Moderate" category. About 52% of days have Good air quality, 32% are Moderate, and 12% are Unhealthy for Sensitive Groups. The primary pollutant is PM2.5.
What is the main pollutant in Missoula?
The primary pollutant in Missoula is PM2.5. The city's average PM2.5 level is 10.5 μg/m³ (below the EPA annual standard of 12 μg/m³). Average ozone levels are 38 ppb. Major pollution sources include wildfires, wood burning, vehicles.
Is Missoula affected by wildfire smoke?
Missoula has a very high wildfire risk rating. Wildfire smoke frequently degrades air quality, sometimes pushing AQI into unhealthy ranges for extended periods.
How many good air quality days does Missoula have?
Approximately 52% of days in Missoula have Good air quality (AQI 0-50). Residents experience Good air quality about half the time, with other days being Moderate or worse.
What about allergies in Missoula?
Air quality and pollen counts can both affect respiratory health in Missoula. On days with higher AQI levels, allergy symptoms may worsen. Using a HEPA air purifier indoors and monitoring both AQI and pollen counts can help manage symptoms.