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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merrimack?
| Weather | Broken clouds |
| Temperature | 71.6°F |
| Humidity | 58% |
| Wind | 9.2 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Walla Walla, Washington | 173 |
| 2 | Mission, Texas | 134 |
| 3 | Lubbock, Texas | 109 |
| 4 | Corpus Christi, Texas | 100 |
| 5 | Boerne, Texas | 89 |
| 6 | Detroit, Michigan | 88 |
| 7 | Mecca, California | 86 |
| 8 | New Braunfels, Texas | 84 |
| 9 | Dearborn Heights, Michigan | 83 |
| 10 | San Antonio, Texas | 82 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
58*
live AQI index
Moderate
Overview
What is the current air quality in Merrimack?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 58* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.6*µg/m³ | |
!
PM2.5
x2.5
PM2.5 concentration in Merrimack is currently 2.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Merrimack?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Merrimack air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 58 AQI US | | 82.4° 55.4° |  8.9 mp/h |
| Tuesday, Jun 4 | Good 41 AQI US  |  30% | 77° 51.8° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 53 AQI US | 30% | 82.4° 55.4° | 8.9 mp/h |
| Thursday, Jun 6 | Good 40 AQI US | | 73.4° 55.4° | 8.9 mp/h |
| Friday, Jun 7 | Good 30 AQI US | 20% | 69.8° 53.6° | 8.9 mp/h |
| Saturday, Jun 8 | Good 48 AQI US | 100% | 55.4° 53.6° | 8.9 mp/h |
| Sunday, Jun 9 | Moderate 54 AQI US | 100% | 64.4° 53.6° | 2.2 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