Air Quality Lab — Surabaya, Indonesia
Air Quality Profile·
Surabaya reports an annual PM2.5 of 33.5 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Surabaya
Indonesia
IndonesiaAnnual Average
PoorWHO annual classification
33.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3434 µg/m³ — Poor
3232 µg/m³ — Poor
3737 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
3434 µg/m³ — Poor
2929 µg/m³ — Poor
2929 µg/m³ — Poor
3333 µg/m³ — Poor
3131 µg/m³ — Poor
3232 µg/m³ — Poor
3636 µg/m³ — Unhealthy
Jan
Feb
Mar
Apr
May
Jun
3434 µg/m³ — Poor
3232 µg/m³ — Poor
3737 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
3434 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
2929 µg/m³ — Poor
2929 µg/m³ — Poor
3333 µg/m³ — Poor
3131 µg/m³ — Poor
3232 µg/m³ — Poor
3636 µg/m³ — Unhealthy
Best months: Jul–Aug, OctWorst months: Mar–Apr, Dec
Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Indonesia
Surabaya: 33.5 µg/m³. Typical range in Indonesia: 12.3–18.1 µg/m³. Low anchor: Ambon, 7.9 µg/m³. High anchor: Medan, 39.4 µg/m³.
291 cities tracked