AddAir quality in Waltham
Air quality index (AQI⁺) and PM2.5 air pollution in Waltham • 1 Follower • 19:00, Aug 26 Local time
19
US AQI⁺Good
Main pollutant:
PM2.5
3.5 µg/m³
28°
30 km/h
84 %
Hourly forecast
Waltham air quality index (AQI⁺) forecast
Daily forecast
|
Waltham air quality index (AQI⁺) forecast
| Today | 50 |  | 28° 27° |  32 km/h | 84% |
| Wed | 53 | | 29° 27° | 28 km/h | 82% |
| Thu | 59 | | 29° 27° | 26 km/h | 82% |
Air pollutants
What is the current air quality in Waltham?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Most polluted locations near Waltham
Worldwide AQI⁺ ranking
Historic air quality near Waltham
History
Historic air quality graph for Waltham
19 AQI⁺ US
Good
18:00–19:00 Aug 26 Local time
AQI⁺ US
Historic air quality near Waltham
History
Historic air quality graph for Waltham
19 AQI⁺ US
Good
18:00–19:00 Aug 26 Local time
AQI⁺ US
Most polluted locations near Waltham
Worldwide AQI⁺ ranking
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