Toggle navigation
Places
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
English
Français
Deutsch
日本語
한국어
简体中文
繁體中文
Asia
Japan
Nagano Prefecture
Ina
AQI (China)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Ina
Nagano Prefecture, Japan
2025-01-11 16:00
AQI (China)
Excellent
10
Pollutants
PM2.5
μg/m³
7
NO2
μg/m³
16.4
O3
μg/m³
19.3
SO2
μg/m³
0
Weather
℃
℃
℉
-2℃
66%
2 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
PM2.5
NO2
O3
SO2
Places included
Arai
AQI 10
Nishimachi
AQI 10
Data Sources
http://soramame.taiki.go.jp/
Get the App
Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.
iPhone, iPad
Android
Scan QR Code to Download App
iOS
Google Play
Download APK
AQI
AQI
O3
PM2.5
NO2
CO
SO2
PM10
12
32
18
32
33
11
36
35
9
42
26
15
27
11
30
10
35
17
28
13
24
16
43
11
36
19
37
20
43
12
22
22
38
13
18
9
16
12
14
17
8
16
9
11
11
23
9
11
14
16
12
13
10
8
11
12
12
17
18
12
11
12
20
37
26
10
36
43
3
42
--
27
26
27
--
30
14
35
9
28
--
28
17
43
30
14
37
33
16
20
20
27
10
19
19
16
15
18
8
18
30
13
12
26
6
13
--
--
10
23
--
21
10
22
17
10
8
8
13
20
26
--
45
15
52
11
25
13
15
11
12
15
28
12
42
23
16
35
9
17
20
52
13
15
12
12
3
23
5
17
16
--
16
25
11
7
13
18
11
14
17
--
+
−
Leaflet
| ©
OpenStreetMap
contributors
Cities Nearby
Ina
AQI 10
Kiso
AQI 14
Suwa
AQI 22
Okaya
AQI 12
Iida
AQI 13
Matsumoto
AQI 13
Nirasaki
AQI 9
Minami-arupusu
AQI 18
Nakatsugawa
AQI 9
Chūō
AQI 18
Kofu
AQI 26
Air Matters © 2025