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Air quality in Merrimack
Air quality index (AQI) and PM2.5 air pollution in Merrimack
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Merrimack Air Quality Map
Real-time Merrimack air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Merrimack today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merrimack?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 66% |
| Wind | 4.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 90 |
| 2 | Pahrump, Nevada | 80 |
| 3 | Maricopa, Arizona | 77 |
| 4 | Corpus Christi, Texas | 74 |
| 5 | Palm Desert, California | 74 |
| 6 | Canton, Ohio | 71 |
| 7 | Westlake, Louisiana | 69 |
| 8 | Claremont, California | 64 |
| 9 | Sulphur, Louisiana | 64 |
| 10 | The Woodlands, Texas | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
15*
live AQI index
Good
Overview
What is the current air quality in Merrimack?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 15* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.7*µg/m³ | |
✓
PM2.5 concentration in Merrimack air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Merrimack?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Merrimack air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 15 AQI US |  | 77° 48.2° |  6.7 mp/h |
| Tuesday, May 21 | Good 47 AQI US | | 86° 53.6° | 8.9 mp/h |
| Wednesday, May 22 | Moderate 65 AQI US  |  70% | 89.6° 60.8° | 6.7 mp/h |
| Thursday, May 23 | Moderate 62 AQI US | 90% | 80.6° 64.4° | 11.2 mp/h |
| Friday, May 24 | Good 24 AQI US |  | 75.2° 53.6° | 13.4 mp/h |
| Saturday, May 25 | Good 10 AQI US | | 73.4° 44.6° | 6.7 mp/h |
| Sunday, May 26 | Good 35 AQI US | 100% | 69.8° 50° | 11.2 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 Merrimack?
No locations are available.
AQI US, Metric