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

原

Saku, Nagano Prefecture

2026-01-21 04:00

AQI (US)

Good

PM2.5

μg/m³

4

Weather

0℃

29%

13 kph

1 of 11

Historical Data

Data Sources

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

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