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Air quality in Union
Air quality index (AQI) and PM2.5 air pollution in Union
48 people follow this city
Union Air Quality Map
Real-time Union air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Union today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Union?
| Weather | Broken clouds |
| Temperature | 66.2°F |
| Humidity | 100% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 96 |
| 2 | Glendora, California | 91 |
| 3 | Mecca, California | 91 |
| 4 | Claremont, California | 83 |
| 5 | San Bernardino, California | 83 |
| 6 | Pahrump, Nevada | 82 |
| 7 | La Verne, California | 81 |
| 8 | San Fernando, California | 81 |
| 9 | Glendale, California | 80 |
| 10 | North Hollywood, California | 80 |
(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 | Grandview Farm Drive | 42 |
(local time)
SEE WORLD AQI RANKING
US AQI
42
live AQI index
Good
Overview
What is the current air quality in Union?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 42 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.6µg/m³ | |
!
PM2.5
x1.5
PM2.5 concentration in Union is currently 1.5 times 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 24 AQI US |  | 77° 53.6° |  11.2 mp/h |
| Thursday, May 30 | Good 28 AQI US |  | 77° 59° | 11.2 mp/h |
| Friday, May 31 | Good 34 AQI US | | 75.2° 62.6° | 11.2 mp/h |
| Today | Good 42 AQI US | 100% | 75.2° 62.6° | 11.2 mp/h |
| Sunday, Jun 2 | Moderate 63 AQI US  | 30% | 82.4° 59° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 62 AQI US | 100% | 84.2° 60.8° | 11.2 mp/h |
| Tuesday, Jun 4 | Moderate 54 AQI US | 100% | 86° 64.4° | 11.2 mp/h |
| Wednesday, Jun 5 | Moderate 51 AQI US |  | 78.8° 62.6° | 13.4 mp/h |
| Thursday, Jun 6 | Good 27 AQI US | | 75.2° 59° | 15.7 mp/h |
| Friday, Jun 7 | Good 13 AQI US | | 73.4° 53.6° | 15.7 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
1Contributor
- 1 Anonymous contributor
1 station
Anonymous Contributor
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Union?
AQI US, Metric