Nagano (長野) Air Quality

Monitoring Station · Nagano, Japan
137
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
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Nearby Monitoring Stations

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AQI Forecast
17 5am
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137
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Station readings
17
137

Air Quality Forecast (24h)

PM2.550.1 µg/m³ ×3.3 WHO
Unhealthy for sensitive groups
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Nearby Monitoring Stations

50
Nagano (長野)
0.0 km PM2.5: 12.0 µg/m³
34
Nagano (長野)
0.0 km PM2.5: 8.2 µg/m³
32
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
2.4 km PM2.5: 7.7 µg/m³
50
Amori, Nagano, Nagano, Japan (環境保全研究所長野市)
2.4 km PM2.5: 12.0 µg/m³

Nearby Cities

81 Nagano 73 Suzaka 70 Chikuma 75 Nakano 71 Sakaki 30 Iiyama 41 Ueda 33 Ōmachi 32 Tōmi

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T08:35 UTC.