Air quality in Costa Mesa

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

Last update at (local time)

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Air Quality Data contributor(s)

Station(s) operated by

Contributors

2

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Weather

What is the current weather in Costa Mesa?

Weather icon
WeatherScattered clouds
Temperature69.8°C
Humidity88%
Wind4.6 mp/h
Pressure1014 mb

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1 Willow Creek, California

287

2 Salmon, Idaho

160

3 Challis, Idaho

156

4 Sunriver, Oregon

136

5 Three Rivers, Oregon

134

6 Meridian, Idaho

120

7 Mountain Home, Idaho

120

8 Hoopa, California

117

9 Nampa, Idaho

116

10 Garden City, Idaho

115

(local time)

SEE WORLD AQI RANKING

live Costa Mesa aqi ranking

Real-time Costa Mesa air quality ranking

#stationUS AQI
1 CCA Boston and Charleston

51

2 CCA Monrovia and National

37

(local time)

SEE WORLD AQI RANKING

US AQI

44

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in Costa Mesa?

Air pollution levelAir quality indexMain pollutant
Good 44 US AQItrendPM2.5
PollutantsConcentration
PM2.5
10.6µg/m³trend
!

PM2.5

x2.1

PM2.5 concentration in Costa Mesa is currently 2.1 times the WHO annual air quality guideline value

Health Recommendations

How to protect from air pollution in Costa Mesa?

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Forecast

Costa Mesa air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Sunday, Aug 14

Good 46 US AQI

Human face indicating AQI level
Weather icon82.4°68°
Wind rotating 230 degree

6.7 mp/h

Monday, Aug 15

Good 46 US AQI

Human face indicating AQI level
Weather icon84.2°68°
Wind rotating 233 degree

6.7 mp/h

Tuesday, Aug 16

Moderate 54 US AQI

Human face indicating AQI level
Weather icon84.2°68°
Wind rotating 251 degree

8.9 mp/h

Today

Good 44 US AQI

Human face indicating AQI level
Weather icon75.2°68°
Wind rotating 236 degree

8.9 mp/h

Thursday, Aug 18

Good 30 US AQI

Human face indicating AQI level
Weather icon77°68°
Wind rotating 161 degree

8.9 mp/h

Friday, Aug 19

Good 45 US AQI

Human face indicating AQI level
Weather icon75.2°68°
Wind rotating 191 degree

8.9 mp/h

Saturday, Aug 20

Good 22 US AQI

Human face indicating AQI level
Weather icon75.2°68°
Wind rotating 222 degree

6.7 mp/h

Sunday, Aug 21

Good 23 US AQI

Human face indicating AQI level
Weather icon75.2°66.2°
Wind rotating 232 degree

6.7 mp/h

Monday, Aug 22

Good 22 US AQI

Human face indicating AQI level
Weather icon78.8°69.8°
Wind rotating 229 degree

6.7 mp/h

Tuesday, Aug 23

Good 27 US AQI

Human face indicating AQI level
Weather icon78.8°71.6°
Wind rotating 196 degree

6.7 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 attribution

Contributors 2

Data sources 1

Data validated and calibrated by IQAir

Where is the cleanest air quality in Costa Mesa?

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