Air Quality
3.3/5
17.3 µg/m³Sensitive Groups
Air Quality Profile
Cali reports an annual PM2.5 of 17.3 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Cali
Colombia
ColombiaAnnual Average
ModerateWHO annual classification
17.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1818 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1818 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1818 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1818 µg/m³ — Moderate
Best months: Jul, Sep, NovWorst months: Jan–Mar
Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Cali reports an annual PM2.5 of 17.3 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
CaliColombia
ColombiaAnnual Average
ModerateWHO annual classification
17.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1818 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1818 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1818 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1818 µg/m³ — Moderate
Best months: Jul, Sep, NovWorst months: Jan–Mar
Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Cali
Things to consider in Cali
PM2.5 annual average of 17.3 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 Cali?
Why not Cali? Honestly, air quality could be better — Cali's 17.3 µg/m³ annual PM2.5 is above WHO guidelines, though still within ranges common for larger cities.
Frequently asked about Cali
▶How many sunny days does Cali have per year?
Cali averages approximately 92 sunny days per year, based on historical climate data.
▶What is the air quality in Cali?
Cali has an annual PM2.5 concentration of 17.3 µg/m³, classified as "Moderate" by WHO standards. Above WHO targets. Some respiratory effects possible with prolonged exposure.