AddAir quality in San Marcos
Air quality index (AQI⁺) and PM2.5 air pollution in San Marcos • 48 Followers • 12:00, Aug 26 Local time
49*
US AQI⁺Good
Main pollutant:
PM2.5
8.9 µg/m³
32°
5 km/h
43 %
Hourly forecast
San Marcos air quality index (AQI⁺) forecast
Daily forecast
|
San Marcos air quality index (AQI⁺) forecast
| Today | 50 |  | 33° 19° |  10 km/h | 72% |
| Thu | 62 | | 33° 19° | 10 km/h | 61% |
| Fri | 56 | | 34° 19° | 11 km/h | 57% |
Air pollutants
What is the current air quality in San Marcos?
PM2.5 concentration is currently 1.8 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Most polluted locations near San Marcos
Worldwide AQI⁺ ranking
Historic air quality near San Marcos
History
Historic air quality graph for San Marcos
49 AQI⁺ US
Good
12:00–13:00 Aug 26 Local time
AQI⁺ US
Historic air quality near San Marcos
History
Historic air quality graph for San Marcos
49 AQI⁺ US
Good
12:00–13:00 Aug 26 Local time
AQI⁺ US
Most polluted locations near San Marcos
Worldwide AQI⁺ ranking
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Where is the cleanest air quality in San Marcos?
No locations are available.
