Air quality in Oita

Air quality index (AQI⁺) and PM2.5 air pollution in Oita • 17:22, Aug 05

Live most polluted city ranking

Real-time Oita most polluted city ranking

#	Cities	AQI⁺ US
1	Nakatsu	50
2	Hita	39
3	Saiki	33
4	Beppu	28
5	Hiji	28
6	Kunisaki	28
7	Miemachi Ichiba	22
8	Miyamotomachi	22
9	Oita	22
10	Yufu	22

Live cleanest city ranking

Real-time Oita cleanest city ranking

#	Cities	AQI⁺ US
1	Miemachi Ichiba	22
2	Miyamotomachi	22
3	Oita	22
4	Yufu	22
5	Beppu	28
6	Hiji	28
7	Kunisaki	28
8	Saiki	33
9	Hita	39
10	Nakatsu	50

Evening view of Portland.

August 5, 2026: Portland among top 10 most polluted cities in the world

Wildfire Map Spotlight: North-Central and Eastern Oregon Wildfires

Western US Air Quality Alert

globe background

Connect With IQAir

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

GSA contract holder

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved