Toggle navigation
Places
AQI (India)
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
Saku
Atobe
AQI (India)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
Atobe
Saku, Nagano Prefecture
2026-02-17 15:00
AQI (India)
Good
Pollutants
O3
μg/m³
34.3
NO2
μg/m³
18.5
PM2.5
μg/m³
11
SO2
μg/m³
0
Weather
℃
℃
℉
0℃
74%
3 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
O3
NO2
PM2.5
SO2
Places included
佐久
AQI 35
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
Cities Nearby
Saku
AQI 35
Komoro
AQI 54
Ueda
AQI 56
Tsumagoi
AQI 22
Suwa
AQI 39
Tomioka
AQI 43
Annaka
AQI 24
Okaya
AQI 39
Matsumoto
AQI 34
Chikuma
AQI 47
Suzaka
AQI 15
Air Matters © 2026