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
3.2K 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 | High | |
 | Tree pollen | High | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Mercer Island?
| Weather | Clear sky |
| Temperature | 41°F |
| Humidity | 84% |
| Wind | 5.7 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Casa Grande, Arizona | 72 |
| 2 | Palm Desert, California | 69 |
| 3 | Bethlehem, Pennsylvania | 67 |
| 4 | Mecca, California | 65 |
| 5 | Coopersburg, Pennsylvania | 62 |
| 6 | Pahrump, Nevada | 61 |
| 7 | Quakertown, Pennsylvania | 61 |
| 8 | Carlsbad, New Mexico | 57 |
| 9 | Oklahoma City, Oklahoma | 56 |
| 10 | La Habra, California | 55 |
(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 | 16 |
| 2 | 89th Avenue Southeast | 12 |
| 3 | West Mercer Way | 12 |
| 4 | Southeast 62nd Street 2 | 8 |
| 5 | Appleton Lane | 4 |
| 6 | Southeast 27th Street | 3 |
| 7 | Southeast 62nd Street | 3 |
(local time)
SEE WORLD AQI RANKING
Spotlight
East Port Orchard has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
12
live AQI index
Good
Overview
What is the current air quality in Mercer Island?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 12 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.8µg/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, Apr 28 | Good 7 AQI US |  | 51.8° 39.2° |  4.5 mp/h |
| Monday, Apr 29 | Good 5 AQI US | | 53.6° 37.4° | 4.5 mp/h |
| Tuesday, Apr 30 | Good 9 AQI US |  | 57.2° 35.6° | 4.5 mp/h |
| Today | Good 12 AQI US | | 57.2° 35.6° | 4.5 mp/h |
| Thursday, May 2 | Good 13 AQI US |  | 62.6° 37.4° | 4.5 mp/h |
| Friday, May 3 | Good 18 AQI US | 100% | 59° 42.8° | 6.7 mp/h |
| Saturday, May 4 | Good 7 AQI US | 100% | 48.2° 42.8° | 6.7 mp/h |
| Sunday, May 5 | Good 17 AQI US | 80% | 48.2° 42.8° | 8.9 mp/h |
| Monday, May 6 | Good 8 AQI US | 90% | 48.2° 41° | 11.2 mp/h |
| Tuesday, May 7 | Good 6 AQI US | 50% | 55.4° 37.4° | 4.5 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
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