Air quality in Shiga

Air quality index (AQI⁺) and PM2.5 air pollution in Shiga • 01:41, Aug 12

Live most polluted city ranking

Real-time Shiga most polluted city ranking

#	Cities	AQI⁺ US
1	Hikone	60
2	Nagahama	56
3	Takashima	53
4	Higashiomi	50
5	Moriyama	44
6	Koka	39
7	Kokacho Oharaichiba	33
8	Umedacho	28
9	Kusatsu	22
10	Otsu	22

Live cleanest city ranking

Real-time Shiga cleanest city ranking

#	Cities	AQI⁺ US
1	Omihachiman	17
2	Kusatsu	22
3	Otsu	22
4	Umedacho	28
5	Kokacho Oharaichiba	33
6	Koka	39
7	Moriyama	44
8	Higashiomi	50
9	Takashima	53
10	Nagahama	56

Wildfires in Shiga

Real-time information

Active fires

--

Chile Air Quality Alert

Polluted skies.

Transboundary Air Quality Alert: Kuching, Malaysia most polluted major city

Close-up of an intense, blazing wildfire.

Wildfire Map Spotlight: Big Grass Fire, Oregon and Idaho

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