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Air quality in Union
Air quality index (AQI) and PM2.5 air pollution in Union
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Union Air Quality Map
Real-time Union air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Union today?
 | Index | Very high | |
 | Tree pollen | High | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Union?
| Weather | Broken clouds |
| Temperature | 51.8°F |
| Humidity | 80% |
| Wind | 5.7 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Palm Desert, California | 90 |
| 2 | Glendora, California | 88 |
| 3 | Canton, Ohio | 83 |
| 4 | Claremont, California | 79 |
| 5 | Pahrump, Nevada | 79 |
| 6 | La Verne, California | 76 |
| 7 | Coachella, California | 75 |
| 8 | Monterey Park, California | 74 |
| 9 | San Fernando, California | 74 |
| 10 | Alhambra, California | 73 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
29*
live AQI index
Good
Overview
What is the current air quality in Union?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 29* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.3*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Union is currently 1.1 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 |
|---|---|---|---|---|
| Today | Good 29 AQI US |  100% | 73.4° 51.8° |  15.7 mp/h |
| Sunday, Jun 2 | Moderate 58 AQI US  | 100% | 73.4° 59° | 11.2 mp/h |
| Monday, Jun 3 | Moderate 54 AQI US | | 80.6° 57.2° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 58 AQI US | 100% | 80.6° 64.4° | 8.9 mp/h |
| Wednesday, Jun 5 | Moderate 61 AQI US | 100% | 75.2° 62.6° | 13.4 mp/h |
| Thursday, Jun 6 | Good 25 AQI US | 70% | 71.6° 53.6° | 17.9 mp/h |
| Friday, Jun 7 | Good 13 AQI US | 100% | 57.2° 50° | 15.7 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Union?
No locations are available.
AQI US, Metric