AddAir quality in San Marcos
Air quality index (AQI⁺) and PM2.5 air pollution in San Marcos • 13 Followers • 04:00, Jul 09 Local time
35*
US AQI⁺Good
Main pollutant:
PM2.5
6.4 µg/m³
9°
3 km/h
94 %
Hourly forecast
San Marcos air quality index (AQI⁺) forecast
Daily forecast
|
San Marcos air quality index (AQI⁺) forecast
| Today | 41 |  | 20° 8° |  20 km/h | 64% |
| Fri | 55 |  | 19° 10° | 15 km/h | 67% |
| Sat | 54 |  | 20° 8° | 14 km/h | 59% |
Air pollutants
What is the current air quality in San Marcos?
PM2.5 concentration is currently 1.3 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
35 AQI⁺ US
Good
04:00–05:00 Jul 09 Local time
AQI⁺ US
Historic air quality near San Marcos
History
Historic air quality graph for San Marcos
35 AQI⁺ US
Good
04:00–05:00 Jul 09 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.
