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

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Latest air quality data: Coquimbo

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

particulate matter (PM2.5) dust - 11 (Good)
particulate matter (PM10) suspended dust - 13 (Good)
ozone (O3) - 27 (Good)
nitrogen dioxide (NO2) - 20 (Good)
sulfur dioxide (SO2) - 9 (Good)
carbon monoxide (CO) - 778 (Good)

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

AQI 1 Good

What is the air quality in Coquimbo today? Is the air polluted in Coquimbo?. 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 Coquimbo.

What is the current level of PM2.5 in Coquimbo? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 11 (Good) For comparison, the highest level of PM2.5 in Coquimbo in the last 7 days was: 33 (Friday, August 21, 2026) and the lowest: 8 (Wednesday, August 26, 2026).

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

How is the O3 level today in Coquimbo? (ozone (O3))
27 (Good)

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

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

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

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

PM2,5 11 (Good)

PM10 13 (Good)

O3 27 (Good)

NO2 20 (Good)

SO2 9 (Good)

CO 778 (Good)

Data on air pollution from recent days in Coquimbo

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	8 Good	16 Moderate	13 Moderate	9 Good	18 Moderate	33 Moderate	17 Moderate	13 Moderate
pm10	9 Good	18 Good	15 Good	11 Good	20 Moderate	35 Moderate	17 Good	14 Good
o3	43 Good	41 Good	58 Good	67 Good	49 Good	46 Good	47 Good	40 Good
no2	11 Good	13 Good	9 Good	5 Good	11 Good	17 Good	16 Good	13 Good
so2	7 Good	8 Good	11 Good	10 Good	8 Good	8 Good	12 Good	10 Good
co	362 Good	313 Good	205 Good	156 Good	225 Good	470 Good	426 Good	281 Good

data source »

Quality of life in Coquimbo

Green and Parks in the City

Coquimbo 75%

Argentina: 65% Uruguay: 65% Paraguay: 46% Bolivia: 55% Montenegro: 53%

particulate matter PM2.5

Coquimbo 24 (Moderate)

Pleasure of spending time in the city

Coquimbo 75%

Argentina: 64% Uruguay: 67% Paraguay: 49% Bolivia: 40% Montenegro: 69%

particulate matter PM10

Coquimbo 57 (Unhealthy for Sensitive Groups)

Air Pollution

Coquimbo 33%

Argentina: 42% Uruguay: 29% Paraguay: 56% Bolivia: 64% Montenegro: 40%

Garbage Disposal

Coquimbo 67%

Argentina: 48% Uruguay: 34% Paraguay: 30% Bolivia: 34% Montenegro: 42%

Availability and quality of drinking water

Coquimbo 75%

Argentina: 69% Uruguay: 73% Paraguay: 57% Montenegro: 71%

Cleanliness and tidiness

Coquimbo 81%

Argentina: 43% Uruguay: 38% Paraguay: 26% Bolivia: 32% Montenegro: 51%

Noise and Light pollution

Coquimbo 13%

Argentina: 53% Uruguay: 48% Paraguay: 52% Bolivia: 59% Montenegro: 32%

Water Pollution

Coquimbo 31%

Argentina: 55% Uruguay: 46% Paraguay: 65% Bolivia: 66% Montenegro: 38%

Source: Numbeo

Coquimbo

Wednesday, August 26, 2026 at 9:00 PM

PM2,5 11 (Good)

particulate matter (PM2.5) dust

PM10 13 (Good)

particulate matter (PM10) suspended dust

O3 27 (Good)

ozone (O3)

NO2 20 (Good)

nitrogen dioxide (NO2)

SO2 8.7 (Good)

sulfur dioxide (SO2)

CO 778 (Good)

carbon monoxide (CO)

Coquimbo

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	13	17	33	18	9.5	13	16	8.1
pm10	14	17	35	20	11	15	18	9.3
o3	40	47	46	49	67	58	41	43
no2	13	16	17	11	4.9	9.2	13	11
so2	10	12	8.3	8.3	9.8	11	7.8	6.9
co	281	426	470	225	156	205	313	362

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

🌦️ Weather · 16-day Forecast — Coquimbo

16-day weather forecast for Coquimbo: today around 16°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 — Coquimbo

The UV index in Coquimbo today is 5.7 (moderate) — unprotected fair skin can burn in about 35 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Coquimbo — compare nearby locations.

Santiago 49 µg/m³
MendozaArgentina 4 µg/m³
Rancagua 34 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

Frequently asked questions

Is the air safe to breathe in Coquimbo today?

The current average PM2.5 across Coquimbo is about 11 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Coquimbo?

Right now PM2.5 in Coquimbo averages about 11 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 Coquimbo?

Over the past week, the highest daily PM2.5 in Coquimbo was recorded on Friday, August 21 (about 33 µg/m³).

What is the UV index in Coquimbo today?

The UV index in Coquimbo today is 5.7 (moderate) — unprotected fair skin can burn in about 35 minutes.

Does today's wind help disperse smog in Coquimbo?

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.