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Ha Noi Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2 minutes ago (Local Time)

location image
Live AQI
141(AQI-US)
Air Quality is
Poor
pm10 :  62 µg/m³
PM2.5 :  53 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level.webp in Ha Noi
sunny

28 °C

Sunny
Humidity
Humidity79 %

Wind Speed
Wind Speed11 km/h

UV Index
UV Index2
Last Updated: 2 minutes ago (Local Time)


Map

Ha Noi

Major Air Pollutants

Ha Noi

AQI Graph

Historical Air Quality Data

Ha Noi

Ha Noi
AQI
.
04-10-2025Time05-10-2025
91
Min.at 5:04 PM on 4th Oct
149
Max.at 7:04 AM on 5th Oct

Download 2024 Annual Data

World Air Quality Report

Globe

Ha Noi's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Poor
142
53
62
32
98
Poor
129
47
55
33
100
Poor
149
55
78
34
100
Unhealthy
157
64
64
29
100
Poor
124
45
55
34
100
Poor
127
46
54
28
100
Poor
107
38
62
38
100
Unhealthy
153
58
64
30
94
Poor
149
55
60
33
100
Poor
145
54
58
34
97

Vietnam's Metro Cities

Air Quality Index

Health Advice For People Living In

Ha Noi

1.7Cigarettes per day

Cigarette
Weekly 11.9 Cigarettes
Monthly 51 Cigarettes

Breathing the air in this location is as harmful as smoking 1.7 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 Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Ha Noi

  • asthma due to air pollution in Ha NoiAsthma
  • heart due to air pollution in Ha NoiHeart Issues
  • allergy due to air pollution in Ha NoiAllergies
  • sinus due to air pollution in Ha NoiSinus
  • flu due to air pollution in Ha NoiCold/Flu
  • copd due to air pollution in Ha NoiChronic (COPD)
asthma due to air pollution in Ha Noi

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.

Ha Noi's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Ha Noi
Mobile App

Empower Your Decisions with Reliable Data

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

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


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Ha Noi

Frequently Asked Questions About Air Quality

What is the current AQI level in Ha Noi?

The current real-time AQI level in Ha Noi is 141 (Poor). This was last updated 2 minutes ago (Local Time).

When was the best AQI level in Ha Noi in the last 24 hours?

The best AQI level was 91 (Moderate) at 5:04 PM, Oct 4, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Ha Noi in the last 24 hours?

The worst AQI level was 149 (Poor) at 7:04 AM (Local Time) during the last 24 hours.

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

The AQI levels in Ha Noi have been fluctuating throughout the last 24 hours. The levels have increased by highest 149 at 7:04 AM (Local Time), lowest 91 at 5:04 PM, Oct 4, 2025 (Local Time).

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

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