1. Asia
  2. Japan
  3. Niigata Prefecture
  4. Joetsu

Joetsu

Niigata Prefecture, Japan

2026-04-23 22:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
7
NO2
μg/m³
20.5
O3
μg/m³
10.7
SO2
μg/m³
2.9
Weather
  • ℃
  • ℉
11℃
63%
16 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • NO2
  • O3
  • SO2
Places included
Kuroi
AQI 39
Mitsuhashi
AQI 39
Mitsuhashi Shinden
AQI 39
Data Sources
http://soramame.taiki.go.jp/

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