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Air quality in Union
Air quality index (AQI) and PM2.5 air pollution in Union
32 people follow this city
Union Air Quality Map
Real-time Union air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
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Pollen
What is the pollen count in Union today?
 | Index | Moderate | |
 | Tree pollen | Low | |
 | Grass pollen | Moderate | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Union?
| Weather | Broken clouds |
| Temperature | 44.6°F |
| Humidity | 82% |
| Wind | 1.3 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 94 |
| 2 | Claremont, California | 91 |
| 3 | Glendora, California | 86 |
| 4 | Glendale, California | 80 |
| 5 | San Fernando, California | 79 |
| 6 | San Bernardino, California | 78 |
| 7 | Coachella, California | 77 |
| 8 | La Verne, California | 77 |
| 9 | Pahrump, Nevada | 77 |
| 10 | Marina del Rey, California | 75 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Union aqi ranking
Real-time Union air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Hunter Road, Summerville | 18 |
| 2 | Union School District | 12 |
(local time)
SEE WORLD AQI RANKING
US AQI
15
live AQI index
Good
Overview
What is the current air quality in Union?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 15 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.8µg/m³ | |
✓
PM2.5 concentration in Union air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Union?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Union air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 16 AQI US |  | 64.4° 35.6° |  8.9 mp/h |
| Thursday, May 30 | Good 19 AQI US | | 71.6° 39.2° | 2.2 mp/h |
| Friday, May 31 | Good 21 AQI US | | 69.8° 44.6° | 8.9 mp/h |
| Today | Good 15 AQI US | | 69.8° 44.6° | 8.9 mp/h |
| Sunday, Jun 2 | Good 15 AQI US |  90% | 64.4° 46.4° | 8.9 mp/h |
| Monday, Jun 3 | Good 7 AQI US | 100% | 55.4° 42.8° | 15.7 mp/h |
| Tuesday, Jun 4 | Good 9 AQI US | 30% | 57.2° 41° | 6.7 mp/h |
| Wednesday, Jun 5 | Good 21 AQI US | | 71.6° 50° | 2.2 mp/h |
| Thursday, Jun 6 | Good 48 AQI US | 30% | 84.2° 51.8° | 2.2 mp/h |
| Friday, Jun 7 | Moderate 75 AQI US  | 90% | 87.8° 62.6° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Union air quality data attribution
2Contributors
- 2 Anonymous contributors
2 stations
2 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Union?
AQI US, Metric