Air Quality in Los Angeles Today — Live AQI, PM2.5 & PM10, Smog, Weather and Forecast

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

1. particulate matter (PM2.5) dust - 6 (Good)
2. particulate matter (PM10) suspended dust - 8 (Good)
3. ozone (O3) - 49 (Good)
4. nitrogen dioxide (NO2) - 3 (Good)
5. sulfur dioxide (SO2) - 1 (Good)
6. carbon monoxide (CO) - 132 (Good)

Real-time Air Quality Index (AQI) for Los Ángeles, Wednesday, August 26, 2026: 1.

What is the current level of PM2.5 in Los Ángeles? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 6 (Good) For comparison, the highest level of PM2.5 in Los Ángeles in the last 7 days was: 12 (Monday, August 24, 2026) and the lowest: 4 (Wednesday, August 26, 2026). The highest PM2.5 values were recorded: 50 (March 2016). The lowest level of particulate matter PM2.5 pollution occurs in month: November (4.4).

What is the level of PM10 today in Los Ángeles? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Los Ángeles is: 8 (Good)

How is the O3 level today in Los Ángeles? (ozone (O3))
49 (Good)

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

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

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

Current data Wednesday, August 26, 2026 at 9:00 PM

Los Angeles

Wednesday, August 26, 2026 at 9:00 PM

🌦️ Weather · 16-day Forecast — Chile

16-day weather forecast for Chile: today around 24°C (cloudy), lows near 13°C. Daily temperature and conditions, updated every day. A moderate breeze (about 15 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Chile

The UV index in Chile today is 5.2 (moderate) — unprotected fair skin can burn in about 40 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Los Angeles — compare nearby locations.

• Santiago 49 µg/m³
• Puente Alto 26 µg/m³
• Antofagasta 10 µg/m³
• Viña del Mar 30 µg/m³
• Talcahuano 12 µg/m³
• Temuco 4 µg/m³
• Iquique 4 µg/m³
• Concepción 12 µg/m³

Frequently asked questions

Is the air safe to breathe in Los Ángeles today?

The current average PM2.5 across Los Ángeles is about 6 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Los Ángeles?

Right now PM2.5 in Los Ángeles averages about 6 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 Los Ángeles?

Over the past week, the highest daily PM2.5 in Los Ángeles was recorded on Monday, August 24 (about 12 µg/m³).

What is the UV index in Los Ángeles today?

The UV index in Los Ángeles today is 5.2 (moderate) — unprotected fair skin can burn in about 40 minutes.

Does today's wind help disperse smog in Los Ángeles?

A moderate breeze (about 15 km/h) is partially dispersing pollutants today.

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.