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

Air quality in Shiga

Air quality index (AQI⁺) and PM2.5 air pollution in Shiga • 09:29, Aug 06

Live most polluted city ranking

Real-time Shiga most polluted city ranking

#	Cities	AQI⁺ US
1	Omihachiman	39
2	Koka	36
3	Takashima	33
4	Kokacho Oharaichiba	28
5	Kusatsu	28
6	Moriyama	28
7	Umedacho	22
8	Nagahama	17
9	Hikone	6
10	Otsu	3

Live cleanest city ranking

Real-time Shiga cleanest city ranking

#	Cities	AQI⁺ US
1	Higashiomi	1
2	Otsu	3
3	Hikone	6
4	Nagahama	17
5	Umedacho	22
6	Kokacho Oharaichiba	28
7	Kusatsu	28
8	Moriyama	28
9	Takashima	33
10	Koka	36

Smoke over dense forest.

Wildfire Map Spotlight: British Columbia Wildfires

Wildfire Map Spotlight: Washington wildfires

Wildfire Map Spotlight: Eastern Oregon wildfires

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