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Rancagua Ii Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Rancagua

Last Updated: 20 Jun 2025, 05:54am (Local Time)

Live AQI

154

Air Quality is

Unhealthy

pm10 : 113 µg/m³

PM2.5 : 60 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

5 °C

Last Updated: 20 Jun 2025, 05:54am (Local Time)

Map

Rancagua Ii

Major Air Pollutants
Rancagua Ii

Particulate Matter(PM2.5)

60µg/m³

Particulate Matter(PM10)

113µg/m³

Carbon Monoxide(CO)

1796ppb

Sulfur Dioxide(SO2)

3ppb

Nitrogen Dioxide(NO2)

21ppb

Ozone(O3)

7ppb

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AQI Graph

Historical Air Quality Data
Rancagua Ii

24 Hours

AQI

Rancagua Ii

Want air quality data?

AQI Trends - Annual Air Quality Changes
Rancagua Ii, Rancagua, Libertador General Bernardo O Higgins, Chile

AQI

Year

AQI

Annual AQI Trends

2020

81AQI

2021

73AQI

-10%

Fall

2022

79AQI

Rise

2023

71AQI

-10%

Fall

2024

68AQI

-4%

Fall

2025

67AQI

-1%

Fall

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

-3%

Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedJuly, 2021155AQI

Least PollutedJanuary, 202234AQI

* This data analysis is from year 2020 - 2025

Chile's Metro Cities
Air Quality Index

Iquique

La Serena

Santiago

116

temp.2°C

hum.87%

Air Quality Calendar 2025
Rancagua Ii

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 39	2 Jan 41	3 Jan 49	4 Jan 40
5 Jan 41	6 Jan 46	7 Jan 38	8 Jan 35	9 Jan 47	10 Jan 48	11 Jan 54
12 Jan 52	13 Jan 40	14 Jan 42	15 Jan 42	16 Jan 31	17 Jan 37	18 Jan 37
19 Jan 37	20 Jan 46	21 Jan 48	22 Jan 42	23 Jan 39	24 Jan 39	25 Jan 47
26 Jan 55	27 Jan 45	28 Jan 46	29 Jan 61	30 Jan 55	31 Jan 49	1 Feb 50

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 55	27 Jan 45	28 Jan 46	29 Jan 61	30 Jan 55	31 Jan 49	1 Feb 50
2 Feb 49	3 Feb 40	4 Feb 45	5 Feb 43	6 Feb 45	7 Feb 55	8 Feb 56
9 Feb 72	10 Feb 54	11 Feb 71	12 Feb 61	13 Feb 67	14 Feb 56	15 Feb 49
16 Feb 42	17 Feb 47	18 Feb 55	19 Feb 55	20 Feb 48	21 Feb 49	22 Feb 46
23 Feb 38	24 Feb 43	25 Feb 43	26 Feb 48	27 Feb 61	28 Feb 40	1 Mar 33

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 38	24 Feb 43	25 Feb 43	26 Feb 48	27 Feb 61	28 Feb 40	1 Mar 33
2 Mar 30	3 Mar 35	4 Mar 41	5 Mar 46	6 Mar 41	7 Mar 32	8 Mar 31
9 Mar 38	10 Mar 48	11 Mar 46	12 Mar 58	13 Mar 62	14 Mar 58	15 Mar 46
16 Mar 45	17 Mar 53	18 Mar 57	19 Mar 56	20 Mar 48	21 Mar 51	22 Mar 47
23 Mar 65	24 Mar 65	25 Mar 57	26 Mar 65	27 Mar 64	28 Mar 72	29 Mar 51
30 Mar 29	31 Mar 34	1 Apr 43	2 Apr 54	3 Apr 50	4 Apr 57	5 Apr 63

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 29	31 Mar 34	1 Apr 43	2 Apr 54	3 Apr 50	4 Apr 57	5 Apr 63
6 Apr 56	7 Apr 57	8 Apr 61	9 Apr 79	10 Apr 58	11 Apr 42	12 Apr 59
13 Apr 68	14 Apr 60	15 Apr 56	16 Apr 62	17 Apr 61	18 Apr 65	19 Apr 72
20 Apr 74	21 Apr 77	22 Apr 78	23 Apr 85	24 Apr 63	25 Apr 46	26 Apr 53
27 Apr 62	28 Apr 66	29 Apr 76	30 Apr 86	1 May 91	2 May 75	3 May 95

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 62	28 Apr 66	29 Apr 76	30 Apr 86	1 May 91	2 May 75	3 May 95
4 May 77	5 May 83	6 May 99	7 May 108	8 May 48	9 May 61	10 May 84
11 May 97	12 May 99	13 May 116	14 May 95	15 May 109	16 May 122	17 May 91
18 May 66	19 May 57	20 May 83	21 May 80	22 May 108	23 May 131	24 May 126
25 May 116	26 May 56	27 May 50	28 May 91	29 May 108	30 May 89	31 May 99

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 143	2 Jun 126	3 Jun 156	4 Jun 142	5 Jun 142	6 Jun 147	7 Jun 145
8 Jun 143	9 Jun 147	10 Jun 147	11 Jun 141	12 Jun 75	13 Jun 92	14 Jun 118
15 Jun 71	16 Jun 42	17 Jun 105	18 Jun 120	19 Jun 136	20 Jun -	21 Jun -
22 Jun -	23 Jun -	24 Jun -	25 Jun -	26 Jun -	27 Jun -	28 Jun -
29 Jun -	30 Jun -	1 Jul -	2 Jul -	3 Jul -	4 Jul -	5 Jul -

Health Advice For People Living In
Rancagua Ii

2.4Cigarettes per day

Weekly 16.8 Cigarettes

Monthly 72.0 Cigarettes

Breathing the air in this location is as harmful as smoking 2.4 cigarettes a day.

Source:

Berkeley Earth

Solutions for Current AQI

Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Rancagua Ii

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

High Chances of Asthma

Asthma

Risk of Asthma symptoms is High when AQI is Unhealthy (150-301)

Severe symptoms including intense wheezing, severe shortness of breath, significant chest tightness, and persistent coughing that may disrupt daily activities.

Do's :

Avoid going outside and keep windows closed to reduce exposure to pollutants.
Take prescribed medications as directed by your healthcare provider.
Maintain clean indoor air with air purifiers, especially in bedrooms and living areas.

Don'ts :

Smoke or expose yourself to secondhand smoke.
Engage in physical exertion outdoors.

Most Polluted Cities 2025
Chile

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Lo Miranda, Chile

Linares, Chile

San Fernando, Chile

Talca, Chile

Rancagua, Chile

Talcahuano, Chile

Chillan, Chile

Los Angeles, Chile

San Bernardo, Chile

10.

Tome, Chile

Poor

8xabove Standard

Last Updated: 20 Jun 2025, 10:07 AM

AQI City Rankings

Air Quality Solutions For Rancagua Ii
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Rancagua Ii

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Rancagua Ii

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Rancagua Ii

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Rancagua Ii

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Rancagua Ii's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store

Get it onGoogle Play

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Rancagua Ii

Frequently Asked Questions About Air Quality

What is the current AQI level in Rancagua Ii?

The current real-time AQI level in Rancagua Ii is 154 (Unhealthy). This was last updated 20 Jun 2025, 05:54am (Local Time).

When was the best AQI level in Rancagua Ii in the last 24 hours?

The best AQI level was 103 (Poor) at 2:09 PM, Jun 19, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Rancagua Ii in the last 24 hours?

The worst AQI level was 173 (Unhealthy) at 2:09 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Rancagua Ii during last 24 hours?

The AQI levels in Rancagua Ii have been fluctuating throughout the last 24 hours. The levels have increased by highest 173 at 2:09 AM (Local Time), lowest 103 at 2:09 PM, Jun 19, 2025 (Local Time).

What actions are recommended as per the current AQI level in Rancagua Ii?

Current AQI levels are unhealthy for everyone. It's advised to limit outdoor activities and consider using air purifiers indoors.