AddAir quality in Waltham
Air quality index (AQI⁺) and PM2.5 air pollution in Waltham • 1 Follower • 11:00, Jun 20 Local time
19
US AQI⁺Good
Main pollutant:
PM2.5
3.5 µg/m³
27°
29 km/h
82 %
Hourly forecast
Waltham air quality index (AQI⁺) forecast
Daily forecast
|
Waltham air quality index (AQI⁺) forecast
| Today | 33 | | 27° 26° |  31 km/h | 83% |
| Sun | 63 | | 27° 26° | 43 km/h | 84% |
| Mon | 42 |  | 27° 26° | 42 km/h | 79% |
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
10:00–11:00 Jun 20 Local time
AQI⁺ US
Historic air quality near Waltham
History
Historic air quality graph for Waltham
19 AQI⁺ US
Good
10:00–11:00 Jun 20 Local time
AQI⁺ US
Most polluted locations near Waltham
Worldwide AQI⁺ ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
