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Recommendations are indicative. Consult local advisories if you have health concerns.
Get the latest air quality in Merrimack (3054), including PM2.5, PM10, O₃, CO, NO₂, and SO₂ data. This dashboard shows the current AQI and 7-day weather forecast for Merrimack, NH. 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 Merrimack and surrounding areas.
Milton (3851) , Contoocook (3229) , Nashua (3062) , Franklin (3235) , Dublin (3444) , Atkinson (3811) , Mont vernon (3057) , Nottingham (3290) ,