Air Quality Lab — Miyakojima, Japan
Air Quality Profile·
Miyakojima reports an annual PM2.5 of 9.3 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
Miyakojima
Japan
JapanAnnual Average
GoodWHO annual classification
9.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
8.78.7 µg/m³ — Good
5.35.3 µg/m³ — Good
5.45.4 µg/m³ — Good
5.85.8 µg/m³ — Good
8.68.6 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
9.49.4 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
8.78.7 µg/m³ — Good
5.35.3 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
5.45.4 µg/m³ — Good
5.85.8 µg/m³ — Good
8.68.6 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
9.49.4 µg/m³ — Good
Best months: Jun–AugWorst months: Jan–Mar
Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Japan
Miyakojima: 9.3 µg/m³. Typical range in Japan: 11.7–13.4 µg/m³. Low anchor: Hamamatsu, 10.0 µg/m³. High anchor: Tokyo, 14.5 µg/m³.
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