Choose another country or region to see content specific to your location and shop online.

Air quality in Vientiane

Air quality index (AQI⁺) and PM2.5 air pollution in Vientiane • 06:07, Jul 22

Live most polluted city ranking

Real-time Vientiane most polluted city ranking

#	Cities	AQI⁺ US
1	Vientiane	30
2	Nong Boua	21
3	Muang Sanakham	12
4	Muang Phon-Hong	3
5	Muang Kasi	2

Live cleanest city ranking

Real-time Vientiane cleanest city ranking

#	Cities	AQI⁺ US
1	Muang Kasi	2
2	Muang Phon-Hong	3
3	Muang Sanakham	12
4	Nong Boua	21
5	Vientiane	30

Western US Air Quality Alert

Air purifier vs humidifier: What’s the difference and do you need both?

Wildfire Map Spotlight: Kaiser Canyon Fire, Washington

Which is the most polluted city in Vientiane?

globe background

Connect With IQAir

Get exclusive articles, product updates, tips, and occasional offers delivered to your inbox. You can unsubscribe at any time.

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved