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Air quality in San Marcos
Air quality index (AQI) and PM2.5 air pollution in San Marcos
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San Marcos Air Quality Map
Real-time San Marcos air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Weather
What is the current weather in San Marcos?
| Weather | Broken clouds |
| Temperature | 77°F |
| Humidity | 62% |
| Wind | 5 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Honduras city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Tegucigalpa, Francisco Morazan | 69 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
52*
live AQI index
Moderate
Overview
What is the current air quality in San Marcos?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 52* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.4*µg/m³ | |
!
PM2.5
x2.5
PM2.5 concentration in San Marcos is currently 2.5 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Marcos?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
San Marcos air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 52 AQI US |  50% | 86° 66.2° |  6.7 mp/h |
| Friday, Apr 26 | Good 40 AQI US  | 50% | 89.6° 64.4° | 2.2 mp/h |
| Saturday, Apr 27 | Moderate 55 AQI US | 100% | 89.6° 68° | 4.5 mp/h |
| Sunday, Apr 28 | Moderate 59 AQI US | 100% | 86° 68° | 2.2 mp/h |
| Monday, Apr 29 | Moderate 59 AQI US | 100% | 78.8° 68° | 4.5 mp/h |
| Tuesday, Apr 30 | Moderate 69 AQI US | 100% | 80.6° 68° | 2.2 mp/h |
| Wednesday, May 1 | Moderate 54 AQI US | 90% | 82.4° 66.2° | 2.2 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in San Marcos?
No locations are available.
AQI US, Metric