Air Quality
3.2/5
18.1 µg/m³Sensitive Groups
Air Quality Profile
Chiclayo reports an annual PM2.5 of 18.1 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Chiclayo
Peru
PeruAnnual Average
ModerateWHO annual classification
18.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
Best months: Feb, May–JunWorst months: Jan, Oct–Nov
Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Chiclayo reports an annual PM2.5 of 18.1 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
ChiclayoPeru
PeruAnnual Average
ModerateWHO annual classification
18.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
2020 µg/m³ — Moderate
Best months: Feb, May–JunWorst months: Jan, Oct–Nov
Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Chiclayo
Things to consider in Chiclayo
PM2.5 annual average of 18.1 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Chiclayo?
Why not Chiclayo? Honestly, air quality could be better — Chiclayo's 18.1 µg/m³ annual PM2.5 is above WHO guidelines, though still within ranges common for larger cities.
Frequently asked about Chiclayo
▶How many sunny days does Chiclayo have per year?
Chiclayo averages approximately 321 sunny days per year, based on historical climate data.
▶What is the air quality in Chiclayo?
Chiclayo has an annual PM2.5 concentration of 18.1 µg/m³, classified as "Moderate" by WHO standards. Above WHO targets. Some respiratory effects possible with prolonged exposure.