WorldArrow icon
Arrow iconVientiane

Air quality in Vientiane

Air quality index (AQI⁺) and PM2.5 air pollution in Vientiane • 08:37, Oct 30

United Nations in Lao PDRBertyPanyathip British International SchoolVientiane International SchoolUNICEF LaosUNICEF Laos AQM ProjectAnonymous contributor
United Nations in Lao PDRBertyPanyathip British International SchoolVientiane International SchoolUNICEF LaosUNICEF Laos AQM ProjectAnonymous contributor

Live most polluted city ranking

Real-time Vientiane most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Laos

Nong Boua

94

2
The national flag of Laos

Vientiane

79

3
The national flag of Laos

Muang Phon-Hong

72

4
The national flag of Laos

Vangviang

52

5
The national flag of Laos

Muang Sanakham

36

6
The national flag of Laos

Muang Kasi

24

Live cleanest city ranking

Real-time Vientiane cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Laos

Muang Kasi

24

2
The national flag of Laos

Muang Sanakham

36

3
The national flag of Laos

Vangviang

52

4
The national flag of Laos

Muang Phon-Hong

72

5
The national flag of Laos

Vientiane

79

6
The national flag of Laos

Nong Boua

94

Wildfires in Vientiane

Real-time information

Active fires

--

Aerial view of multiple houses covered in haze.
external link icon

China Air Quality Alert

Small group of people cycling in morning smog.
external link icon

India Air Quality Alert

Polluted skies of Almaty.
external link icon

October 28, 2026: Almaty among top 10 most polluted cities in the world

Which is the most polluted city in Vientiane?