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Air quality in Merrimac
Air quality index (AQI) and PM2.5 air pollution in Merrimac
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Merrimac Air Quality Map
Real-time Merrimac air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Merrimac today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merrimac?
| Weather | Broken clouds |
| Temperature | 80.6°F |
| Humidity | 39% |
| Wind | 8.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 78 |
| 2 | Round Rock, Texas | 77 |
| 3 | Yucaipa, California | 76 |
| 4 | Fort Worth, Texas | 73 |
| 5 | Pahrump, Nevada | 73 |
| 6 | Rancho Cordova, California | 69 |
| 7 | Lewisville, Texas | 68 |
| 8 | Midlothian, Texas | 68 |
| 9 | Georgetown, Texas | 67 |
| 10 | Glendora, California | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Merrimac aqi ranking
Real-time Merrimac air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Middle Road | 46 |
(local time)
SEE WORLD AQI RANKING
Spotlight
Woburn has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
46
live AQI index
Good
Overview
What is the current air quality in Merrimac?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 46 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.5µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Merrimac is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Merrimac?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Merrimac air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 30 | Good 31 AQI US | | 73.4° 46.4° |  8.9 mp/h |
| Friday, May 31 | Good 38 AQI US |  | 78.8° 50° | 6.7 mp/h |
| Saturday, Jun 1 | Good 38 AQI US | | 82.4° 48.2° | 6.7 mp/h |
| Today | Good 46 AQI US | | 82.4° 48.2° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 52 AQI US  | | 73.4° 53.6° | 8.9 mp/h |
| Tuesday, Jun 4 | Good 22 AQI US | | 71.6° 50° | 8.9 mp/h |
| Wednesday, Jun 5 | Good 43 AQI US |  90% | 77° 55.4° | 6.7 mp/h |
| Thursday, Jun 6 | Good 31 AQI US | 70% | 71.6° 55.4° | 8.9 mp/h |
| Friday, Jun 7 | Good 36 AQI US | 80% | 59° 55.4° | 6.7 mp/h |
| Saturday, Jun 8 | Moderate 55 AQI US | 100% | 64.4° 53.6° | 4.5 mp/h |
| Sunday, Jun 9 | Moderate 58 AQI US | | 68° 51.8° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Merrimac air quality data attribution
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Merrimac?
AQI US, Metric