Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Mercer Island
Air quality index (AQI) and PM2.5 air pollution in Mercer Island
3.3K people follow this city
Mercer Island Air Quality Map
Real-time Mercer Island air pollution map
AIR QUALITY DATA CONTRIBUTORS
7 Contributors
See all
Pollen
What is the pollen count in Mercer Island today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Mercer Island?
| Weather | Broken clouds |
| Temperature | 46.4°F |
| Humidity | 90% |
| Wind | 8.1 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  North Hollywood, California | 84 |
| 2 | San Fernando, California | 75 |
| 3 | Palm Desert, California | 74 |
| 4 | Claremont, California | 73 |
| 5 | Glendale, California | 72 |
| 6 | Hollywood, California | 72 |
| 7 | Casa Grande, Arizona | 71 |
| 8 | Mecca, California | 71 |
| 9 | West Hollywood, California | 71 |
| 10 | La Canada Flintridge, California | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Mercer Island aqi ranking
Real-time Mercer Island air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Mercer Island South | 23 |
| 2 | 89th Avenue Southeast | 10 |
| 3 | Front Porch | 10 |
| 4 | Southeast 62nd Street 2 | 7 |
| 5 | West Mercer Way | 3 |
| 6 | Appleton Lane | 1 |
| 7 | Southeast 62nd Street | 1 |
(local time)
SEE WORLD AQI RANKING
US AQI
10
live AQI index
Good
Overview
What is the current air quality in Mercer Island?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 10 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.9µg/m³ | |
✓
PM2.5 concentration in Mercer Island air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Mercer Island?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Mercer Island air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, May 26 | Good 10 AQI US | | 66.2° 48.2° |  6.7 mp/h |
| Monday, May 27 | Good 16 AQI US |  | 55.4° 46.4° | 8.9 mp/h |
| Tuesday, May 28 | Good 9 AQI US | | 55.4° 44.6° | 6.7 mp/h |
| Today | Good 10 AQI US | 100% | 55.4° 44.6° | 6.7 mp/h |
| Thursday, May 30 | Good 12 AQI US | | 62.6° 44.6° | 6.7 mp/h |
| Friday, May 31 | Good 23 AQI US | | 66.2° 41° | 6.7 mp/h |
| Saturday, Jun 1 | Good 30 AQI US | 90% | 57.2° 48.2° | 2.2 mp/h |
| Sunday, Jun 2 | Good 22 AQI US | 100% | 50° 46.4° | 4.5 mp/h |
| Monday, Jun 3 | Good 19 AQI US | 100% | 59° 46.4° | 13.4 mp/h |
| Tuesday, Jun 4 | Good 10 AQI US | 60% | 55.4° 42.8° | 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?
Mercer Island air quality data attribution
7Contributors
- raphael
1 station
Individual Contributor
- 6 Anonymous contributors
6 stations
6 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Mercer Island?
AQI US, Metric