1. Asia
  2. Japan
  3. Nagano Prefecture
  4. Suwa

Suwa

Nagano Prefecture, Japan

2026-04-27 04:00
AQI (US)
Good
Pollutants
O3
μg/m³
100.7
PM2.5
μg/m³
6.5
NO2
μg/m³
4.1
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
12℃
83%
9 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
  • SO2
Places included
Kamigawa
AQI 44
Takashima
AQI 39
Data Sources
http://soramame.taiki.go.jp/

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