Air Quality Lab — Manaus, Brazil
Air Quality Profile·
Manaus reports an annual PM2.5 of 31.4 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Manaus
Brazil
BrazilAnnual Average
PoorWHO annual classification
31.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2323 µg/m³ — Moderate
2626 µg/m³ — Poor
2828 µg/m³ — Poor
3131 µg/m³ — Poor
3030 µg/m³ — Poor
2929 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
3333 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
2323 µg/m³ — Moderate
2626 µg/m³ — Poor
2828 µg/m³ — Poor
3131 µg/m³ — Poor
3030 µg/m³ — Poor
2929 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
3333 µg/m³ — Poor
Best months: Jan–MarWorst months: Sep–Nov
Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Brazil
Manaus: 31.4 µg/m³. Typical range in Brazil: 8.4–13.2 µg/m³. Low anchor: Itabuna, 7.2 µg/m³.
1,136 cities tracked