上尾 Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

上尾

Asamadai, Saitama Prefecture

2026-04-19 21:00

AQI (China)

Excellent

PM2.5

μg/m³

15

O3

μg/m³

47.1

NO2

μg/m³

14.4

Weather

16℃

73%

10 kph

1 of 11

Historical Data

Data Sources

http://soramame.taiki.go.jp/

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