Air Quality Lab — Betioky, Madagascar
Air Quality Profile·
Betioky reports an annual PM2.5 of 4.4 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Betioky
Madagascar
MadagascarAnnual Average
ExcellentWHO annual classification
4.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.94.9 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
5.25.2 µg/m³ — Good
5.85.8 µg/m³ — Good
6.66.6 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
4.94.9 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
3.33.3 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
5.25.2 µg/m³ — Good
5.85.8 µg/m³ — Good
6.66.6 µg/m³ — Good
Best months: Mar, Jun–JulWorst months: Oct–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 Madagascar
Betioky: 4.4 µg/m³. Typical range in Madagascar: 5.6–8.3 µg/m³. Low anchor: Tsiombe, 3.3 µg/m³. High anchor: Antananarivo, 17.8 µg/m³.
97 cities tracked