Rendered: 2026-06-24 16:25:56 — Live data will load from client
Recommendations are indicative. Consult local advisories if you have health concerns.
Get the latest air quality in Waltham (2451), 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.
Bellingham (2019) , Malden (2148) , Boston (2118) , Upton (1568) , Revere (2151) , Blackstone (1504) , Charlestown (2129) , Northbridge (1534) ,