Air Quality Lab — Fomboni, Comoros
Air Quality Profile·
Fomboni reports an annual PM2.5 of 5.2 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
Fomboni
Comoros
ComorosAnnual Average
GoodWHO annual classification
5.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
6.16.1 µg/m³ — Good
6.86.8 µg/m³ — Good
4.94.9 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
4.44.4 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
6.76.7 µg/m³ — Good
6.06.0 µg/m³ — Good
5.25.2 µg/m³ — Good
6.26.2 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
6.16.1 µg/m³ — Good
6.86.8 µg/m³ — Good
4.94.9 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
4.44.4 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
6.76.7 µg/m³ — Good
6.06.0 µg/m³ — Good
5.25.2 µg/m³ — Good
6.26.2 µg/m³ — Good
Best months: Apr–JunWorst months: Feb, Sep, 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 Comoros
Fomboni: 5.2 µg/m³. Typical range in Comoros: 5.2–5.8 µg/m³. High anchor: Moroni, 5.8 µg/m³.
3 cities tracked