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

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Latest air quality data: Quito

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

particulate matter (PM2.5) dust - 3 (Good)
particulate matter (PM10) suspended dust - 3 (Good)
ozone (O3) - 39 (Good)
nitrogen dioxide (NO2) - 9 (Good)
sulfur dioxide (SO2) - 5 (Good)
carbon monoxide (CO) - 466 (Good)

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

AQI 1 Good

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

Today (Wednesday, August 26, 2026) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Quito.

What is the current level of PM2.5 in Quito? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 3 (Good) For comparison, the highest level of PM2.5 in Quito in the last 7 days was: 4 (Tuesday, August 25, 2026) and the lowest: 3 (Wednesday, August 26, 2026).

What is the level of PM10 today in Quito? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Quito is: 3 (Good)

How is the O3 level today in Quito? (ozone (O3))
39 (Good)

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

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

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

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

PM2,5 3 (Good)

PM10 3 (Good)

O3 39 (Good)

NO2 9 (Good)

SO2 5 (Good)

CO 466 (Good)

Data on air pollution from recent days in Quito

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	3 Good	4 Good	3 Good	3 Good	4 Good	4 Good	3 Good	4 Good
pm10	3 Good	4 Good	3 Good	3 Good	4 Good	5 Good	3 Good	4 Good
o3	41 Good	33 Good	39 Good	36 Good	40 Good	41 Good	31 Good	33 Good
no2	7 Good	8 Good	6 Good	4 Good	5 Good	7 Good	6 Good	6 Good
so2	5 Good	7 Good	7 Good	5 Good	6 Good	6 Good	6 Good	7 Good
co	516 Good	507 Good	434 Good	290 Good	586 Good	519 Good	484 Good	693 Good

data source »

Quito

Wednesday, August 26, 2026 at 8:00 PM

PM2,5 2.6 (Good)

particulate matter (PM2.5) dust

PM10 2.8 (Good)

particulate matter (PM10) suspended dust

O3 39 (Good)

ozone (O3)

NO2 9.4 (Good)

nitrogen dioxide (NO2)

SO2 5 (Good)

sulfur dioxide (SO2)

CO 466 (Good)

carbon monoxide (CO)

Quito

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	3.7	3.3	4.4	3.5	2.8	2.9	3.9	3.1
pm10	3.8	3.4	4.8	3.6	2.8	3	3.9	3.4
o3	33	31	41	40	36	39	33	41
no2	6.2	6.3	6.8	4.9	3.8	6.1	8.2	6.6
so2	6.7	5.8	5.7	6.2	5	7	7.1	5.2
co	693	484	519	586	290	434	507	516

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

🌦️ Weather · 16-day Forecast — Quito

16-day weather forecast for Quito: today around 19°C (rain), lows near 9°C. Daily temperature and conditions, updated every day. A moderate breeze (about 11 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Quito

The UV index in Quito today is 8.4 (very high) — unprotected fair skin can burn in about 25 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Quito — compare nearby locations.

Ibarra 4 µg/m³
Ambato 3 µg/m³
Quevedo 16 µg/m³
Riobamba 6 µg/m³
Esmeraldas 17 µg/m³
Guayaquil 12 µg/m³
Cuenca 9 µg/m³
Santo Domingo de los Colorados 15 µg/m³

Frequently asked questions

Is the air safe to breathe in Quito today?

The current average PM2.5 across Quito is about 3 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Quito?

Right now PM2.5 in Quito averages about 3 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 Quito?

Over the past week, the highest daily PM2.5 in Quito was recorded on Friday, August 21 (about 4 µg/m³).

What is the UV index in Quito today?

The UV index in Quito today is 8.4 (very high) — unprotected fair skin can burn in about 25 minutes.

Does today's wind help disperse smog in Quito?

A moderate breeze (about 11 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.