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Air quality in Costa Mesa
Air quality index (AQI) and PM2.5 air pollution in Costa Mesa
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Costa Mesa Air Quality Map
Real-time Costa Mesa air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Costa Mesa today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Costa Mesa?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 89% |
| Wind | 3 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Boerne, Texas | 69 |
| 2 | San Antonio, Texas | 67 |
| 3 | Braddock, Pennsylvania | 60 |
| 4 | Charleston, West Virginia | 58 |
| 5 | Urbana, Illinois | 58 |
| 6 | Champaign, Illinois | 57 |
| 7 | Fort Wayne, Indiana | 56 |
| 8 | Marietta, Ohio | 56 |
| 9 | Beaver, Pennsylvania | 55 |
| 10 | Corpus Christi, Texas | 55 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Costa Mesa aqi ranking
Real-time Costa Mesa air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | California Seabreeze | 10 |
(local time)
SEE WORLD AQI RANKING
US AQI
10
live AQI index
Good
Overview
What is the current air quality in Costa Mesa?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 10 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.4µg/m³ | |
✓
PM2.5 concentration in Costa Mesa air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Costa Mesa?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Costa Mesa air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 8 AQI US |  | 66.2° 55.4° |  17.9 mp/h |
| Friday, Apr 26 | Good 8 AQI US |  | 68° 55.4° | 8.9 mp/h |
| Saturday, Apr 27 | Good 11 AQI US | | 64.4° 53.6° | 8.9 mp/h |
| Today | Good 10 AQI US | | 64.4° 53.6° | 8.9 mp/h |
| Monday, Apr 29 | Good 32 AQI US | | 66.2° 57.2° | 8.9 mp/h |
| Tuesday, Apr 30 | Good 38 AQI US | | 64.4° 59° | 8.9 mp/h |
| Wednesday, May 1 | Good 29 AQI US |  | 64.4° 57.2° | 6.7 mp/h |
| Thursday, May 2 | Good 18 AQI US | | 75.2° 59° | 11.2 mp/h |
| Friday, May 3 | Good 23 AQI US | | 71.6° 64.4° | 8.9 mp/h |
| Saturday, May 4 | Moderate 57 AQI US  | | 66.2° 59° | 8.9 mp/h |
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News
The latest air quality news and resources.
Costa Mesa 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 Costa Mesa?
AQI US, Metric