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Nagano Prefecture
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Nagano Prefecture
Japan
2026-06-16 07:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
9.9
O3
μg/m³
107.1
NO2
μg/m³
7.3
CO
μg/m³
312.5
SO2
μg/m³
1.7
Weather
℃
℃
℉
27℃
74%
6 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
AQI (US)
AQI (US)
PM2.5
O3
NO2
CO
SO2
Places included
Chikuma
AQI 50
Iida
AQI 51
Ina
AQI 42
Kiso District
AQI 52
Kitaazumi District
AQI 60
Komoro
AQI 54
Matsumoto
AQI 54
Nagano
AQI 54
Nakano
AQI 56
Okaya
AQI 39
Omachi
AQI 66
Saku
AQI 49
Suwa
AQI 50
Suzaka
AQI 56
Ueda
AQI 47
Data Sources
http://soramame.taiki.go.jp/
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Cities Nearby
Nagano
AQI 54
Suzaka
AQI 56
Chikuma
AQI 50
Nakano
AQI 56
Ueda
AQI 47
Hakuba
AQI 60
Omachi
AQI 66
Tsumagoi
AQI 56
Myoko
AQI 63
Komoro
AQI 54
Matsumoto
AQI 54
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