Air Quality Lab — Dumbéa, New Caledonia
Air Quality Profile·
Dumbéa reports an annual PM2.5 of 4.1 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Dumbéa
New Caledonia
New CaledoniaAnnual Average
ExcellentWHO annual classification
4.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
5.85.8 µg/m³ — Good
5.55.5 µg/m³ — Good
3.73.7 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
2.52.5 µg/m³ — Excellent
2.52.5 µg/m³ — Excellent
2.62.6 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
4.44.4 µg/m³ — Excellent
3.93.9 µg/m³ — Excellent
8.48.4 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
5.85.8 µg/m³ — Good
5.55.5 µg/m³ — Good
3.73.7 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
2.52.5 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
2.52.5 µg/m³ — Excellent
2.62.6 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
4.44.4 µg/m³ — Excellent
3.93.9 µg/m³ — Excellent
8.48.4 µg/m³ — Good
Best months: Jun–AugWorst months: Jan–Feb, Dec
Excellent0–5 µg/m³Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across New Caledonia
Dumbéa: 4.1 µg/m³. Typical range in New Caledonia: 3.6–4.1 µg/m³. Low anchor: Mont-Dore, 3.6 µg/m³.
3 cities tracked