Air Quality Lab — Piura, Peru
Air Quality Profile·
Piura reports an annual PM2.5 of 15.6 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Piura
Peru
PeruAnnual Average
ModerateWHO annual classification
15.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1616 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1616 µg/m³ — Moderate
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1616 µg/m³ — Moderate
1919 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
Best months: Feb, May–JunWorst months: Aug–Sep, Nov
Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Peru
Piura: 15.6 µg/m³. Typical range in Peru: 14.0–16.6 µg/m³. Low anchor: Chimbote, 12.1 µg/m³. High anchor: Lima, 26.7 µg/m³.
109 cities tracked