Niigata Prefecture

Japan

2026-05-03 09:00
AQI (US)
Moderate
PM2.5
μg/m³
13.9
O3
μg/m³
115
NO2
μg/m³
8.9
CO
μg/m³
312.5
SO2
μg/m³
2.4
Weather
18℃
77%
2 kph
0 of 11
Historical Data

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android