Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Catonsville
Air quality index (AQI) and PM2.5 air pollution in Catonsville
487 people follow this city
Catonsville Air Quality Map
Real-time Catonsville air pollution map
AIR QUALITY DATA CONTRIBUTORS
Anonymous contributor
See all
Pollen
What is the pollen count in Catonsville today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Catonsville?
| Weather | Scattered clouds |
| Temperature | 73.4°F |
| Humidity | 59% |
| Wind | 8.1 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Palm Desert, California | 95 |
| 2 | Coachella, California | 78 |
| 3 | Mecca, California | 71 |
| 4 | Braddock, Pennsylvania | 69 |
| 5 | Cleveland, Ohio | 68 |
| 6 | New York City, New York | 63 |
| 7 | Pahrump, Nevada | 63 |
| 8 | Thermal, California | 63 |
| 9 | Corpus Christi, Texas | 62 |
| 10 | San Fernando, California | 62 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Catonsville aqi ranking
Real-time Catonsville air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | PA UMBC 3 | 22 |
| 2 | Hilltop Road | 21 |
| 3 | PA UMBC 2 | 21 |
| 4 | Winters Lane | 21 |
| 5 | UMBC 1 | 20 |
| 6 | Foxhall Farm Rd | 19 |
| 7 | Oella | 19 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality in Catonsville?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5.1µg/m³ | |
✓
PM2.5 concentration in Catonsville air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Catonsville?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Catonsville air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Apr 28 | Good 38 AQI US |  | 86° 60.8° |  6.7 mp/h |
| Monday, Apr 29 | Good 43 AQI US | | 82.4° 62.6° | 11.2 mp/h |
| Tuesday, Apr 30 | Good 17 AQI US | | 77° 60.8° | 6.7 mp/h |
| Today | Good 21 AQI US | 100% | 77° 60.8° | 6.7 mp/h |
| Thursday, May 2 | Good 44 AQI US |  | 82.4° 60.8° | 8.9 mp/h |
| Friday, May 3 | Good 46 AQI US | | 71.6° 53.6° | 11.2 mp/h |
| Saturday, May 4 | Good 42 AQI US | 90% | 51.8° 50° | 8.9 mp/h |
| Sunday, May 5 | Good 25 AQI US | 100% | 55.4° 50° | 8.9 mp/h |
| Monday, May 6 | Moderate 54 AQI US  | 40% | 71.6° 55.4° | 4.5 mp/h |
| Tuesday, May 7 | Moderate 56 AQI US | 60% | 73.4° 59° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Catonsville air quality data attribution
7Contributors
- 7 Anonymous contributors
7 stations
7 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Catonsville?
AQI US, Metric