Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Westminster
Air quality index (AQI) and PM2.5 air pollution in Westminster
37 people follow this city
Westminster Air Quality Map
Real-time Westminster air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Westminster today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Westminster?
| Weather | Broken clouds |
| Temperature | 55.4°F |
| Humidity | 58% |
| Wind | 1.7 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Orcutt, California | 86 |
| 2 | New York City, New York | 71 |
| 3 | Corpus Christi, Texas | 69 |
| 4 | Cary, North Carolina | 66 |
| 5 | Nipomo, California | 65 |
| 6 | Boerne, Texas | 63 |
| 7 | Durham, North Carolina | 62 |
| 8 | Raleigh, North Carolina | 62 |
| 9 | Palm Springs, California | 59 |
| 10 | San Antonio, Texas | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
22*
live AQI index
Good
Overview
What is the current air quality in Westminster?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 22* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.4*µg/m³ | |
!
PM2.5
x1.1
PM2.5 concentration in Westminster is currently 1.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Westminster?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Westminster air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 22 AQI US |  90% | 55.4° 44.6° |  6.7 mp/h |
| Tuesday, Apr 30 | Good 41 AQI US | 100% | 55.4° 41° | 4.5 mp/h |
| Wednesday, May 1 | Good 45 AQI US | | 68° 42.8° | 8.9 mp/h |
| Thursday, May 2 | Good 22 AQI US | | 57.2° 44.6° | 6.7 mp/h |
| Friday, May 3 | Good 48 AQI US | 40% | 48.2° 42.8° | 4.5 mp/h |
| Saturday, May 4 | Good 25 AQI US | 90% | 46.4° 42.8° | 4.5 mp/h |
| Sunday, May 5 | Good 17 AQI US | 50% | 66.2° 46.4° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Where is the cleanest air quality in Westminster?
No locations are available.
AQI US, Metric