WorldArrow icon
Arrow iconNagano

Air quality in Nagano

Air quality index (AQI⁺) and PM2.5 air pollution in Nagano • 20:01, Apr 29

Live most polluted city ranking

Real-time Nagano most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Hakuba

50

2
The national flag of Japan

Matsumoto

17

3
The national flag of Japan

Okaya

14

4
The national flag of Japan

Ueda

14

5
The national flag of Japan

Iida

11

6
The national flag of Japan

Ina

11

7
The national flag of Japan

Saku

11

8
The national flag of Japan

Suwa

11

9
The national flag of Japan

Chikuma

8

10
The national flag of Japan

Nagano

5

Live cleanest city ranking

Real-time Nagano cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Japan

Kiso

2

2
The national flag of Japan

Habaue

3

3
The national flag of Japan

Nagano

5

4
The national flag of Japan

Chikuma

8

5
The national flag of Japan

Iida

11

6
The national flag of Japan

Ina

11

7
The national flag of Japan

Saku

11

8
The national flag of Japan

Suwa

11

9
The national flag of Japan

Okaya

14

10
The national flag of Japan

Ueda

14

Polluted skies of Manama
external link icon

April 29, 2026: Manama among top 10 most polluted cities in the world

external link icon

April 29, 2026: Riyadh among top 10 most polluted cities in the world

massive wildfire spreading through a forest
external link icon

Wildfire Map Spotlight: Pressey Fire, Central Nebraska

Which is the most polluted city in Nagano?