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Recommendations are indicative. Consult local advisories if you have health concerns.
Get the latest air quality in Portland (4109), including PM2.5, PM10, O₃, CO, NO₂, and SO₂ data. This dashboard shows the current AQI and 7-day weather forecast for Portland, ME. Learn about pollution levels, humidity, wind, and temperature trends to make informed outdoor activity decisions.
Updated daily using real-time data from Open-Meteo. Check this page regularly for live air pollution updates in Portland and surrounding areas.
Alna (4535) , North berwick (3906) , Wiscasset (4578) , Long island (4050) , Monmouth (4259) , Ogunquit (3907) , Cliff island (4019) , Biddeford pool (4006) ,