Air Quality Lab — Port Moresby, Papua New Guinea
Air Quality Profile·
Port Moresby reports an annual PM2.5 of 7.8 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
Port Moresby
Papua New Guinea
Papua New GuineaAnnual Average
GoodWHO annual classification
7.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1212 µg/m³ — Fair
1313 µg/m³ — Fair
9.89.8 µg/m³ — Good
8.58.5 µg/m³ — Good
4.34.3 µg/m³ — Excellent
4.64.6 µg/m³ — Excellent
5.55.5 µg/m³ — Good
4.94.9 µg/m³ — Excellent
5.85.8 µg/m³ — Good
6.06.0 µg/m³ — Good
8.98.9 µg/m³ — Good
1010 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
1212 µg/m³ — Fair
1313 µg/m³ — Fair
9.89.8 µg/m³ — Good
8.58.5 µg/m³ — Good
4.34.3 µg/m³ — Excellent
4.64.6 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
5.55.5 µg/m³ — Good
4.94.9 µg/m³ — Excellent
5.85.8 µg/m³ — Good
6.06.0 µg/m³ — Good
8.98.9 µg/m³ — Good
1010 µg/m³ — Good
Best months: May–Jun, AugWorst months: Jan–Feb, Dec
Excellent0–5 µg/m³Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Papua New Guinea
Port Moresby: 7.8 µg/m³. Typical range in Papua New Guinea: 7.8–11.3 µg/m³. Low anchor: Arawa, 5.4 µg/m³. High anchor: Goroka, 18.2 µg/m³.
13 cities tracked