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  2. Japan
  3. Niigata Prefecture
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Niigata

Niigata Prefecture, Japan

2026-08-10 21:00
AQI (China)
Excellent
Pollutants
PM2.5
μg/m³
5.4
O3
μg/m³
21.2
NO2
μg/m³
6.5
CO
μg/m³
125
SO2
μg/m³
0
Weather
  • ℃
  • ℉
24℃
70%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM2.5
  • O3
  • NO2
  • CO
  • SO2
Places included
Akiha Ward
AQI 6
Chuo Ward
AQI 10
Higashi-ku
AQI 8
Kita-ku
AQI 10
Konan Ward
AQI 6
Minami Ward
AQI 8
Nishi Ward
AQI 8
Nishikan Ward
AQI 10
Data Sources
http://soramame.taiki.go.jp/

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