Air quality in Costa Mesa

Air quality index (AQI) and PM2.5 air pollution in Costa Mesa

LAST UPDATE (local time)

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Air Quality contributors Sources

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Weather

What is the current weather in Costa Mesa?

WeatherScattered clouds
Temperature59°C
Humidity50%
Wind0.7 mp/h
Pressure1021 mb

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1 Laytonville, California

162

2 Arden-Arcade, California

159

3 Florin, California

158

4 La Riviera, California

153

5 Stanislaus, California

146

6 McCloud, California

133

7 Altamont, Oregon

132

8 Stanfield, Arizona

130

9 Live Oak, California

129

10 Rancho Cordova, California

129

(local time)

SEE WORLD AQI RANKING

live Costa Mesa aqi ranking

Real-time Costa Mesa air quality ranking

#stationUS AQI
1 North Coastal Orange County

64

(local time)

SEE WORLD AQI RANKING

Costa Mesa webcam

5:12, Nov 30

Is there air pollution in Costa Mesa?

US AQI

58

live AQI index
Moderate

Overview

What is the current air quality in Costa Mesa?

Air pollution levelAir quality indexMain pollutant
Moderate58 US AQIPM2.5
PollutantsConcentration
PM2.5
15.4 µg/m³

Health Recommendations

How to protect from air pollution in Costa Mesa?

Close your windows to avoid dirty outdoor air
Sensitive groups should reduce outdoor exercise

Forecast

Costa Mesa air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Thursday, Nov 26

Good 16 US AQI

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Friday, Nov 27

Good 25 US AQI

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Saturday, Nov 28

Moderate 56 US AQI

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Sunday, Nov 29

Moderate 57 US AQI

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weather icon68°59°

0 mp/h

Today

Good 47 US AQI

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weather icon69.8°60.8°

0 mp/h

Tuesday, Dec 1

Moderate 68 US AQI

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weather icon68°60.8°

0 mp/h

Wednesday, Dec 2

Moderate 85 US AQI

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weather icon68°59°

0 mp/h

Thursday, Dec 3

Good 49 US AQI

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weather icon66.2°60.8°

2.2 mp/h

Friday, Dec 4

Good 29 US AQI

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weather icon68°59°

6.7 mp/h

Saturday, Dec 5

Good 30 US AQI

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weather icon68°59°

4.5 mp/h

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Historical

Historic air quality graph for Costa Mesa

How to best protect from air pollution?

Reduce your air pollution exposure in Costa Mesa

Costa Mesa air quality data sources

Contributors 1

Data validated and calibrated by IQAir

Where is the cleanest air quality in Costa Mesa?