Austin: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

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The latest data Last 7 days

Latest air quality data: Austin

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Pollution and air quality forecast for Austin. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Austin:

particulate matter (PM2.5) dust - 10 (Good)
particulate matter (PM10) suspended dust - 13 (Good)
ozone (O3) - 109 (Moderate)
nitrogen dioxide (NO2) - 9 (Good)
sulfur dioxide (SO2) - 1 (Good)
carbon monoxide (CO) - 130 (Good)

Real-time Air Quality Index (AQI) for Austin, Wednesday, August 26, 2026: 2.

AQI 2 Moderate

What is the air quality in Austin today? Is the air polluted in Austin?. Is there smog?

Today (Wednesday, August 26, 2026) air quality is moderate in Austin. Some pollutants in Austin may slightly affect very few hypersensitive individuals. Air pollutants in Austin may cause minor breathing discomfort to sensitive people.

What is the current level of PM2.5 in Austin? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 10 (Good) For comparison, the highest level of PM2.5 in Austin in the last 7 days was: 13 (Saturday, August 22, 2026) and the lowest: 7 (Tuesday, August 25, 2026).

What is the level of PM10 today in Austin? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Austin is: 13 (Good)

How is the O3 level today in Austin? (ozone (O3))
109 (Moderate)

How high is the level of NO2? (nitrogen dioxide (NO2))
9 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
1 (Good)

How high is the CO level? (carbon monoxide (CO))
130 (Good)

Current data Wednesday, August 26, 2026 at 8:00 PM

PM2,5 10 (Good)

PM10 13 (Good)

O3 109 (Moderate)

NO2 9 (Good)

SO2 1 (Good)

CO 130 (Good)

Data on air pollution from recent days in Austin

index	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20	2026-08-19
pm25	9 Good	7 Good	7 Good	9 Good	13 Moderate	13 Moderate	10 Good	7 Good
pm10	12 Good	10 Good	8 Good	13 Good	21 Moderate	21 Moderate	15 Good	10 Good
o3	76 Moderate	66 Good	77 Moderate	81 Moderate	75 Moderate	69 Good	64 Good	66 Good
no2	6 Good	4 Good	3 Good	4 Good	4 Good	4 Good	3 Good	3 Good
so2	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good	1 Good
co	115 Good	103 Good	107 Good	107 Good	107 Good	109 Good	104 Good	110 Good

data source »

Austin

Wednesday, August 26, 2026 at 8:00 PM

PM2,5 10 (Good)

particulate matter (PM2.5) dust

PM10 13 (Good)

particulate matter (PM10) suspended dust

O3 109 (Moderate)

ozone (O3)

NO2 9.3 (Good)

nitrogen dioxide (NO2)

SO2 1.3 (Good)

sulfur dioxide (SO2)

CO 130 (Good)

carbon monoxide (CO)

Austin

index	2026-08-19	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26
pm25	7.1	10	13	13	9.4	6.8	7.3	8.6
pm10	9.8	15	21	21	13	8.3	10	12
o3	66	64	69	75	81	77	66	76
no2	3.5	3.3	3.8	4	3.7	3.4	3.5	6.2
so2	1.1	0.98	1.1	1.1	1.3	1.1	0.99	1.3
co	110	104	109	107	107	107	103	115

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0

🌦️ Weather · 16-day Forecast — United States

16-day weather forecast for United States: today around 30°C (rain), lows near 19°C. Daily temperature and conditions, updated every day. Strong wind (about 25 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — United States

The UV index in United States today is 7.3 (high) — unprotected fair skin can burn in about 25 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Austin — compare nearby locations.

Houston 15 µg/m³
Dallas 10 µg/m³
MonterreyMexico 15 µg/m³
Chihuahua CityMexico 3 µg/m³
New York City 20 µg/m³
Los Angeles 30 µg/m³
Chicago 10 µg/m³
Philadelphia 12 µg/m³

Frequently asked questions

Is the air safe to breathe in Austin today?

The current average PM2.5 across Austin is about 10 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Austin?

Right now PM2.5 in Austin averages about 10 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Austin?

Over the past week, the highest daily PM2.5 in Austin was recorded on Saturday, August 22 (about 13 µg/m³).

What is the UV index in Austin today?

The UV index in Austin today is 7.3 (high) — unprotected fair skin can burn in about 25 minutes.

Does today's wind help disperse smog in Austin?

Strong wind (about 25 km/h) is actively clearing smog and dust away.

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.