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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.
Hollis (3049) , Newton (3858) , Tilton (3276) , Peterborough (3458) , Milford (3055) , Dublin (3444) , Plaistow (3865) , Exeter (3833) ,