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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 | High | |
 | Tree pollen | Moderate | |
 | Grass pollen | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Union?
| Weather | Broken clouds |
| Temperature | 75.2°F |
| Humidity | 50% |
| Wind | 11.5 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Arroyo Grande, California | 133 |
| 2 | Boerne, Texas | 93 |
| 3 | San Antonio, Texas | 80 |
| 4 | Georgetown, Texas | 79 |
| 5 | Round Rock, Texas | 76 |
| 6 | Austin, Texas | 75 |
| 7 | Santa Maria, California | 74 |
| 8 | Leander, Texas | 72 |
| 9 | New Braunfels, Texas | 69 |
| 10 | Chapel Hill, North Carolina | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Union?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 13.2*µg/m³ | |
!
PM2.5
x2.6
PM2.5 concentration in Union is currently 2.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Union?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Union air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US | | 75.2° 59° |  17.9 mp/h |
| Sunday, Apr 28 | Good 50 AQI US  |  100% | 71.6° 60.8° | 17.9 mp/h |
| Monday, Apr 29 | Good 45 AQI US | 100% | 71.6° 57.2° | 11.2 mp/h |
| Tuesday, Apr 30 | Good 39 AQI US | 80% | 69.8° 55.4° | 8.9 mp/h |
| Wednesday, May 1 | Moderate 76 AQI US | 60% | 80.6° 64.4° | 11.2 mp/h |
| Thursday, May 2 | Moderate 73 AQI US | 90% | 73.4° 60.8° | 20.1 mp/h |
| Friday, May 3 | Good 30 AQI US | 50% | 62.6° 48.2° | 15.7 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Union?
No locations are available.
AQI US, Metric