Rendered: 2026-03-23 16:59:23 — Live data will load from client
Recommendations are indicative. Consult local advisories if you have health concerns.
Get the latest air quality in Waltham (2453), including PM2.5, PM10, O₃, CO, NO₂, and SO₂ data. This dashboard shows the current AQI and 7-day weather forecast for Waltham, MA. 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 Waltham and surrounding areas.
Worcester (1606) , Lincoln (1773) , Attleboro falls (2763) , Lawrence (1843) , Humarock (2047) , Wilmington (1887) , Dunstable (1827) , Lawrence (1841) ,