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Air quality in Waltham
Air quality index (AQI) and PM2.5 air pollution in Waltham
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Waltham Air Quality Map
Real-time Waltham air pollution map
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Weather
What is the current weather in Waltham?
| Weather | Broken clouds |
| Temperature | 82.4°F |
| Humidity | 81% |
| Wind | 15.7 mp/h |
| Pressure | 29.9 Hg |
3D animated air pollution map
live Waltham aqi ranking
Real-time Waltham air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Bonaire-SGU-GND-01 | 17 |
(local time)
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US AQI
17
live AQI index
Good
Overview
What is the current air quality in Waltham?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 17 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.2µg/m³ | |
✓
PM2.5 concentration in Waltham air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Waltham?
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Forecast
Waltham air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Tuesday, Apr 30 | Good 8 AQI US |  | 80.6° 78.8° |  17.9 mp/h |
| Wednesday, May 1 | Good 9 AQI US | | 82.4° 78.8° | 17.9 mp/h |
| Thursday, May 2 | Good 13 AQI US | | 82.4° 80.6° | 17.9 mp/h |
| Today | Good 17 AQI US | | 80.6° 80.6° | 17.9 mp/h |
| Saturday, May 4 | Moderate 62 AQI US  | | 82.4° 80.6° | 17.9 mp/h |
| Sunday, May 5 | Moderate 61 AQI US | | 80.6° 80.6° | 15.7 mp/h |
| Monday, May 6 | Moderate 65 AQI US | 20% | 80.6° 78.8° | 15.7 mp/h |
| Tuesday, May 7 | Moderate 58 AQI US | 20% | 80.6° 78.8° | 15.7 mp/h |
| Wednesday, May 8 | Moderate 56 AQI US | 20% | 80.6° 80.6° | 15.7 mp/h |
| Thursday, May 9 | Moderate 56 AQI US | | 80.6° 78.8° | 15.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Waltham?
AQI US, Metric