Chile: Air Quality Today — AQI Index, Smog, Pollen, UV and City Forecasts

3 weather warnings in effect for Chile 🌧️ Heavy rain⛈️ Thunderstorms💨 Strong wind

Locations

Santiago

49 PM2.5 µg/m³

Unhealthy for Sensitive Groups

PM10 49 NO₂ 68 O₃ 40

Puente Alto

26 PM2.5 µg/m³

Moderate

PM10 26 NO₂ 54 O₃ 47

Antofagasta

10 PM2.5 µg/m³

Good

PM10 15 NO₂ 2.3 O₃ 66

Viña del Mar

30 PM2.5 µg/m³

Moderate

PM10 31 NO₂ 55 O₃ 0

Talcahuano

12 PM2.5 µg/m³

Good

PM10 21 NO₂ 2 O₃ 57

Temuco

3.8 PM2.5 µg/m³

Good

PM10 5.3 NO₂ 3.6 O₃ 47

Iquique

4.2 PM2.5 µg/m³

Good

PM10 5.6 NO₂ 1.1 O₃ 69

Concepción

12 PM2.5 µg/m³

Good

PM10 21 NO₂ 2 O₃ 57

Rancagua

34 PM2.5 µg/m³

Moderate

PM10 35 NO₂ 33 O₃ 71

Talca

7.9 PM2.5 µg/m³

Good

PM10 8.5 NO₂ 13 O₃ 31

Arica

11 PM2.5 µg/m³

Good

PM10 14 NO₂ 3.7 O₃ 57

Coquimbo

11 PM2.5 µg/m³

Good

PM10 13 NO₂ 20 O₃ 27

Port Montt

4.2 PM2.5 µg/m³

Good

PM10 6.7 NO₂ 1.7 O₃ 60

Chillán

8.7 PM2.5 µg/m³

Good

PM10 12 NO₂ 6.5 O₃ 45

Calama

15 PM2.5 µg/m³

Moderate

PM10 78 NO₂ 3.9 O₃ 65

Osorno

4.3 PM2.5 µg/m³

Good

PM10 6.9 NO₂ 1.5 O₃ 56

Valdivia

4.7 PM2.5 µg/m³

Good

PM10 7.6 NO₂ 1.3 O₃ 55

Copiapó

8.4 PM2.5 µg/m³

Good

PM10 11 NO₂ 6.7 O₃ 56

Los Ángeles

5.5 PM2.5 µg/m³

Good

PM10 7.9 NO₂ 3.2 O₃ 49

Punta Arenas

1 PM2.5 µg/m³

Good

PM10 1.2 NO₂ 2.4 O₃ 47

Current data Wednesday, August 26, 2026 at 10:00 PM

PM2,5 13 (Moderate)

PM10 19 (Good)

O3 50 (Good)

NO2 14 (Good)

SO2 10 (Good)

CO 507 (Good)

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
PM2,5	12 Good	12 Good	18 Moderate	13 Moderate	13 Moderate	15 Moderate	14 Moderate	14 Moderate
PM10	19 Good	17 Good	24 Moderate	17 Good	20 Moderate	22 Moderate	16 Good	16 Good
O3	54 Good	52 Good	46 Good	52 Good	48 Good	49 Good	50 Good	52 Good
NO2	11 Good	9 Good	13 Good	9 Good	11 Good	12 Good	12 Good	12 Good
SO2	11 Good	7 Good	11 Good	8 Good	7 Good	6 Good	7 Good	9 Good
CO	272 Good	257 Good	319 Good	253 Good	300 Good	379 Good	440 Good	352 Good

data source »

pollution pm25 hikersbay.com — Air pollution in Chile from September 2015 to May 2020

index	2020-05	2020-04	2020-03	2020-02	2020-01	2019-12	2019-11	2019-10	2019-09	2019-08	2019-07	2019-06	2019-05	2019-04	2019-03	2019-02	2019-01	2018-11	2018-10	2018-09	2018-08	2018-07	2018-06	2018-05	2018-04	2018-03	2018-02	2018-01	2017-12	2017-11	2017-10	2017-09	2017-08	2017-07	2017-06	2017-05	2017-04	2017-03	2017-02	2017-01	2016-12	2016-11	2016-10	2016-09	2016-08	2016-07	2016-06	2016-05	2016-04	2016-03	2016-02	2016-01	2015-12	2015-11	2015-10	2015-09
	25 Moderate	16 Moderate	11 Good	11 Good	10 Good	9.5 Good	10 Good	12 Good	15 Moderate	25 Moderate	30 Moderate	23 Moderate	23 Moderate	19 Moderate	11 Good	12 Good	9.7 Good	8.2 Good	10 Good	18 Moderate	26 Moderate	36 Unhealthy for Sensitive Groups	34 Moderate	26 Moderate	19 Moderate	12 Good	10 Good	10 Good	9.8 Good	9.8 Good	11 Good	17 Moderate	20 Moderate	35 Moderate	32 Moderate	25 Moderate	16 Moderate	13 Good	11 Good	11 Good	9.5 Good	10 Good	11 Good	21 Moderate	26 Moderate	38 Unhealthy for Sensitive Groups	46 Unhealthy for Sensitive Groups	36 Unhealthy for Sensitive Groups	17 Moderate	16 Moderate	11 Good	10 Good	11 Good	9.9 Good	12 Good	17 Moderate
PM10	48 Moderate	42 Moderate	34 Moderate	37 Moderate	36 Moderate	34 Moderate	32 Moderate	31 Moderate	30 Moderate	46 Moderate	47 Moderate	44 Moderate	50 Unhealthy for Sensitive Groups	46 Moderate	41 Moderate	38 Moderate	36 Moderate	28 Moderate	29 Moderate	38 Moderate	45 Moderate	47 Moderate	53 Unhealthy for Sensitive Groups	47 Moderate	45 Moderate	39 Moderate	34 Moderate	33 Moderate	31 Moderate	30 Moderate	29 Moderate	39 Moderate	34 Moderate	51 Unhealthy for Sensitive Groups	45 Moderate	46 Moderate	39 Moderate	36 Moderate	34 Moderate	39 Moderate	30 Moderate	34 Moderate	32 Moderate	43 Moderate	43 Moderate	49 Moderate	58 Unhealthy for Sensitive Groups	47 Moderate	39 Moderate	44 Moderate	37 Moderate	34 Moderate	32 Moderate	29 Moderate	34 Moderate	35 Moderate
NO2	16 Good	15 Good	12 Good	14 Good	10 Good	10 Good	11 Good	11 Good	12 Good	20 Good	24 Good	29 Good	26 Good	25 Good	17 Good	15 Good	14 Good	13 Good	16 Good	21 Good	30 Good	31 Good	34 Good	33 Good	28 Good	23 Good	15 Good	15 Good	17 Good	18 Good	15 Good	19 Good	20 Good	29 Good	28 Good	27 Good	20 Good	20 Good	16 Good	13 Good	14 Good	15 Good	19 Good	25 Good	34 Good	39 Good	39 Good	32 Good	29 Good	24 Good	18 Good	16 Good	17 Good	15 Good	21 Good	25 Good
O3	29 Good	35 Good	35 Good	36 Good	39 Good	40 Good	42 Good	36 Good	34 Good	25 Good	17 Good	18 Good	23 Good	30 Good	35 Good	36 Good	31 Good	31 Good	32 Good	29 Good	26 Good	22 Good	16 Good	21 Good	26 Good	30 Good	31 Good	33 Good	36 Good	34 Good	33 Good	31 Good	24 Good	16 Good	14 Good	15 Good	22 Good	28 Good	28 Good	33 Good	35 Good	36 Good	31 Good	33 Good	22 Good	15 Good	13 Good	15 Good	21 Good	33 Good	34 Good	32 Good	36 Good	33 Good	29 Good	26 Good

data source »

Quality of life in Chile

Green and Parks in the City

Chile 40%

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

Pleasure of spending time in the city

Chile 35%

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

Air Pollution

Chile 77%

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

Garbage Disposal

Chile 40%

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

Availability and quality of drinking water

Chile 58%

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

Cleanliness and tidiness

Chile 36%

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

Noise and Light pollution

Chile 60%

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

Water Pollution

Chile 62%

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

Source: Numbeo

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

Frequently asked questions

Is the air safe to breathe in Chile today?

The current average PM2.5 across Chile is about 13 µg/m³, rated “Moderate”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Chile?

Right now PM2.5 in Chile averages about 13 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which cities in Chile have the best and worst air quality now?

Santiago currently has the highest PM2.5 (49 µg/m³), while Punta Arenas has the cleanest air (1 µg/m³).

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.

☀️ 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.

🌦️ 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.