Air Quality Lab — Dili, Timor Leste
Air Quality Profile·
Dili reports an annual PM2.5 of 10.8 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Dili
Timor Leste
Timor LesteAnnual Average
FairWHO annual classification
10.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1313 µg/m³ — Fair
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1010 µg/m³ — Good
7.67.6 µg/m³ — Good
8.18.1 µg/m³ — Good
9.49.4 µg/m³ — Good
7.77.7 µg/m³ — Good
7.97.9 µg/m³ — Good
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1313 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1313 µg/m³ — Fair
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1010 µg/m³ — Good
7.67.6 µg/m³ — Good
8.18.1 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.49.4 µg/m³ — Good
7.77.7 µg/m³ — Good
7.97.9 µg/m³ — Good
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1313 µg/m³ — Fair
Best months: May, Aug–SepWorst months: Feb–Mar, Dec
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 Timor Leste
Dili: 10.8 µg/m³. Typical range in Timor Leste: 8.0–10.8 µg/m³. Low anchor: Lospalos, 6.9 µg/m³. High anchor: Likisá, 10.9 µg/m³.
9 cities tracked