AQI PM2.5 PM10 CO SO2 NO2 O3

Live

Hanoi Air Quality Index (AQI) | Air Pollution

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

Last Updated: 5 minutes ago (Local Time)

Live AQI

104(AQI-US)

Air Quality is

Poor

pm10 : 52 µg/m³

PM2.5 : 36 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

31 °C

Last Updated: 5 minutes ago (Local Time)

Map

Hanoi

Major Air Pollutants
Hanoi

Particulate Matter(PM2.5)

36µg/m³

Particulate Matter(PM10)

52µg/m³

Carbon Monoxide(CO)

444ppb

Sulfur Dioxide(SO2)

13ppb

Nitrogen Dioxide(NO2)

28ppb

Ozone(O3)

46ppb

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AQI Graph

Historical Air Quality Data
Hanoi

24 Hours

AQI

Hanoi

AQI

04-10-2025Time05-10-2025

Time	Hanoi
08 PM	98
09 PM	101
10 PM	106
11 PM	115
12 AM	102
01 AM	94
02 AM	99
03 AM	98
04 AM	112
05 AM	117
06 AM	136
07 AM	150
08 AM	139
09 AM	141
10 AM	138
11 AM	134
12 PM	135
01 PM	126
02 PM	109
03 PM	103
04 PM	98
05 PM	94
06 PM	93
07 PM	95
08 PM	104

Min.at 6:04 PM on 5th Oct

150

Max.at 7:04 AM on 5th Oct

Want air quality data?

Hanoi's Cities
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Chuong My

Moderate

Hanoi

Poor

110

Vietnam's Metro Cities
Air Quality Index

Can Tho

temp.27°C

hum.78%

Hanoi

102

Ho Chi Minh City

Thai Nguyen

Health Advice For People Living In
Hanoi

1.8Cigarettes per day

Weekly 12.6 Cigarettes

Monthly 54 Cigarettes

Breathing the air in this location is as harmful as smoking 1.8 cigarettes a day.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

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

Hanoi

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

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025
Vietnam

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

North Tu Liem District, Vietnam

Poor

9xabove Standard

Thanh pho Quang Ngai, Vietnam

Chuong My, Vietnam

Son Tay, Vietnam

Phu Ly, Vietnam

Thanh pho Tam Ky, Vietnam

Poor

7xabove Standard

Thanh Xuan District, Vietnam

Poor

7xabove Standard

Thanh pho Thai Binh, Vietnam

Hue, Vietnam

10.

Nam Tu Liem, Vietnam

Poor

7xabove Standard

Last Updated: 05 Oct 2025, 01:17 PM

AQI City Rankings

Air Quality Solutions For Hanoi
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 Hanoi

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 Hanoi

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 Hanoi

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 Hanoi

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.

Hanoi'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 Hanoi

Frequently Asked Questions About Air Quality

What is the current AQI level in Hanoi?

The current real-time AQI level in Hanoi is 104 (Poor) due to recent rainfall by 0.02mm/hr. This was last updated 5 minutes ago (Local Time).

When was the best AQI level in Hanoi in the last 24 hours?

The best AQI level was 93 (Moderate) at 6:04 PM (Local Time) during the last 24 hours.

When was the worst AQI level in Hanoi in the last 24 hours?

The worst AQI level was 150 (Poor) at 7:04 AM (Local Time) during the last 24 hours.

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

The AQI levels in Hanoi have been fluctuating throughout the last 24 hours. The levels have increased by highest 150 at 7:04 AM (Local Time), lowest 93 at 6:04 PM (Local Time).

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

Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.