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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 | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Costa Mesa?
| Weather | Mist |
| Temperature | 57.2°F |
| Humidity | 91% |
| Wind | 6.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Mecca, California | 303 |
| 2 | Palm Desert, California | 126 |
| 3 | Coachella, California | 119 |
| 4 | Apple Valley, Minnesota | 94 |
| 5 | Oklahoma City, Oklahoma | 88 |
| 6 | Tulsa, Oklahoma | 87 |
| 7 | Thermal, California | 84 |
| 8 | Wichita, Kansas | 83 |
| 9 | Edmond, Oklahoma | 79 |
| 10 | Fort Thompson, South Dakota | 79 |
(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 | CCA Boston and Charleston | 25 |
| 2 | California Seabreeze | 10 |
(local time)
SEE WORLD AQI RANKING
Spotlight
Rialto has "Unhealthy for Sensitive Groups" air quality. See the map and health recommendations.
US AQI
18
live AQI index
Good
Overview
What is the current air quality in Costa Mesa?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 18 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.2µg/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 |
|---|---|---|---|---|
| Sunday, May 12 | Good 29 AQI US |  | 68° 57.2° |  8.9 mp/h |
| Monday, May 13 | Good 24 AQI US |  | 68° 57.2° | 8.9 mp/h |
| Tuesday, May 14 | Good 22 AQI US | | 62.6° 57.2° | 8.9 mp/h |
| Today | Good 18 AQI US | | 62.6° 57.2° | 8.9 mp/h |
| Thursday, May 16 | Good 34 AQI US |  | 64.4° 57.2° | 8.9 mp/h |
| Friday, May 17 | Good 34 AQI US | | 64.4° 59° | 8.9 mp/h |
| Saturday, May 18 | Good 32 AQI US | | 62.6° 57.2° | 8.9 mp/h |
| Sunday, May 19 | Good 26 AQI US | | 64.4° 57.2° | 11.2 mp/h |
| Monday, May 20 | Good 24 AQI US | | 62.6° 55.4° | 8.9 mp/h |
| Tuesday, May 21 | Good 23 AQI US | | 64.4° 57.2° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Costa Mesa air quality data attribution
2Contributors
- 2 Anonymous contributors
2 stations
2 Anonymous Contributors
1 Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Costa Mesa?
AQI US, Metric