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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 | High | |
 | Tree pollen | High | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Merrimack?
| Weather | Broken clouds |
| Temperature | 48.2°F |
| Humidity | 86% |
| Wind | 5.7 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Big Bear Lake, California | 75 |
| 2 | Orcutt, California | 61 |
| 3 | Corpus Christi, Texas | 60 |
| 4 | San Fernando, California | 59 |
| 5 | Mecca, California | 58 |
| 6 | San Gabriel, California | 58 |
| 7 | Anaheim, California | 55 |
| 8 | Monrovia, California | 55 |
| 9 | North Hollywood, California | 55 |
| 10 | Yucca Valley, California | 55 |
(local time)
SEE WORLD AQI RANKING
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US AQI
30*
live AQI index
Good
Overview
What is the current air quality in Merrimack?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 30* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.2*µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Merrimack is currently 1.4 times the WHO annual air quality guideline value
Forecast
Merrimack air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, May 3 | Good 31 AQI US | | 59° 44.6° |  6.7 mp/h |
| Saturday, May 4 | Good 22 AQI US | | 57.2° 42.8° | 6.7 mp/h |
| Sunday, May 5 | Good 10 AQI US |  100% | 53.6° 41° | 6.7 mp/h |
| Monday, May 6 | Good 17 AQI US | | 71.6° 48.2° | 4.5 mp/h |
| Tuesday, May 7 | Good 19 AQI US |  | 77° 50° | 4.5 mp/h |
| Wednesday, May 8 | Good 47 AQI US | 90% | 60.8° 53.6° | 4.5 mp/h |
| Thursday, May 9 | Moderate 53 AQI US  | 50% | 77° 48.2° | 8.9 mp/h |
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Where is the cleanest air quality in Merrimack?
No locations are available.
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AQI US, Metric