Air quality in San Marcos

Air quality index (AQI) and PM2.5 air pollution in San Marcos

Last update at (local time)

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AIR QUALITY DATA CONTRIBUTORS

1 Station operated by

Texas Commission on Environmental Quality (TCEQ)

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Pollen

What is the pollen count in San Marcos today?

IndexN/A
Tree pollenN/A
Grass pollenN/A
Weed pollenN/A
See pollen forecast

Weather

What is the current weather in San Marcos?

Weather icon
WeatherClear sky
Temperature77°F
Humidity39%
Wind15 mp/h
Pressure30.1 Hg

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1 Muscatine, Iowa

102

2 Des Moines, Iowa

95

3 Pahrump, Nevada

91

4 Clinton, Iowa

64

5 Davenport, Iowa

62

6 Urbana, Illinois

58

7 Champaign, Illinois

55

8 Columbus, Ohio

54

9 Dover, Delaware

54

10 Ithaca, New York

54

(local time)

SEE WORLD AQI RANKING

live San Marcos aqi ranking

Real-time San Marcos air quality ranking

#stationUS AQI
1 CAPCOG San Marcos Staples Road

21

(local time)

SEE WORLD AQI RANKING

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US AQI

21

live AQI index
Good

Human face indicating AQI level

Overview

What is the current air quality in San Marcos?

Air pollution levelAir quality indexMain pollutant
Good 21 US AQIPM2.5
PollutantsConcentration
PM2.5
5.1µg/m³

PM2.5 concentration in San Marcos air currently meets the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in San Marcos?

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Forecast

San Marcos air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Monday, Mar 25

Good 23 AQI US

Human face indicating AQI level
Weather icon
68° 44.6°
Wind rotating 8 degree 13.4 mp/h
Tuesday, Mar 26

Good 27 AQI US

Human face indicating AQI level
Weather icon
64.4° 46.4°
Wind rotating 227 degree 11.2 mp/h
Wednesday, Mar 27

Good 16 AQI US

Human face indicating AQI level
Weather icon
77° 48.2°
Wind rotating 159 degree 13.4 mp/h
Wednesday, Mar 27

Good 21 AQI US

Human face indicating AQI level
Weather icon
77° 48.2°
Wind rotating 159 degree 13.4 mp/h
Today

Good 21 AQI US

Human face indicating AQI level
Weather icon
75.2° 53.6°
Wind rotating 171 degree 20.1 mp/h
Friday, Mar 29

Good 19 AQI US

Human face indicating AQI level
Weather icon
78.8° 59°
Wind rotating 143 degree 13.4 mp/h
Saturday, Mar 30

Good 30 AQI US

Human face indicating AQI level
Weather icon
78.8° 60.8°
Wind rotating 175 degree 15.7 mp/h
Sunday, Mar 31

Good 45 AQI US

Human face indicating AQI level
Weather icon
86° 68°
Wind rotating 181 degree 15.7 mp/h
Monday, Apr 1

Moderate 52 AQI US

Human face indicating AQI level
Weather icon 70%
73.4° 57.2°
Wind rotating 356 degree 17.9 mp/h
Tuesday, Apr 2

Good 6 AQI US

Human face indicating AQI level
Weather icon
66.2° 44.6°
Wind rotating 2 degree 17.9 mp/h
Wednesday, Apr 3

Good 21 AQI US

Human face indicating AQI level
Weather icon 50%
68° 42.8°
Wind rotating 133 degree 8.9 mp/h

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How to best protect from air pollution?

Reduce your air pollution exposure in San Marcos

San Marcos air quality data attribution

1Contributor

Where is the cleanest air quality in San Marcos?

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