Costa Mesa Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Costa Mesa

Orange County, California

2026-05-06 22:00

AQI (China)

Excellent

Pollutants|Pollens

PM10

μg/m³

41

PM2.5

μg/m³

5.3

Weather

22℃

56%

11 kph

2 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

Huntington Beach

Fountain Valley