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  3. Niigata Prefecture
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Niigata

Niigata Prefecture, Japan

2026-01-01 22:00
CAQI (Europe)
Very Low
Pollutants
O3
μg/m³
57.1
NO2
μg/m³
6.7
PM2.5
μg/m³
1.9
CO
μg/m³
250
SO2
μg/m³
0
Weather
  • ℃
  • ℉
0℃
93%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • O3
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Akiha Ward
AQI 5
Chuo Ward
AQI 22
Higashi-ku
AQI 25
Kita-ku
AQI 24
Konan Ward
AQI 5
Minami Ward
AQI 0
Nishi Ward
AQI 25
Nishikan Ward
AQI 2
Data Sources
http://soramame.taiki.go.jp/

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