Air Quality
2.0/5
30.2 µg/m³Unhealthy
Air Quality Profile
Rancagua reports an annual PM2.5 of 30.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Rancagua
Chile
ChileAnnual Average
PoorWHO annual classification
30.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
3131 µg/m³ — Poor
4545 µg/m³ — Unhealthy
5555 µg/m³ — Very Unhealthy
6060 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2828 µg/m³ — Poor
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
3131 µg/m³ — Poor
4545 µg/m³ — Unhealthy
5555 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
6060 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2828 µg/m³ — Poor
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
Best months: Jan, Mar, NovWorst months: May–Jul
Fair10–15 µg/m³Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Rancagua reports an annual PM2.5 of 30.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
RancaguaChile
ChileAnnual Average
PoorWHO annual classification
30.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
3131 µg/m³ — Poor
4545 µg/m³ — Unhealthy
5555 µg/m³ — Very Unhealthy
6060 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2828 µg/m³ — Poor
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
3131 µg/m³ — Poor
4545 µg/m³ — Unhealthy
5555 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
6060 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2828 µg/m³ — Poor
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
Best months: Jan, Mar, NovWorst months: May–Jul
Fair10–15 µg/m³Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Rancagua
Great fit
Decent fit
Things to consider in Rancagua
PM2.5 annual average of 30.2 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 Rancagua?
Why not Rancagua? Honestly, air quality is a meaningful downside — at 30.2 µg/m³ annual PM2.5, Rancagua sits above the EU limit, which may matter for allergy sufferers or long-term residents.
Frequently asked about Rancagua
▶How many sunny days does Rancagua have per year?
Rancagua averages approximately 289 sunny days per year, based on historical climate data.
▶What is the air quality in Rancagua?
Rancagua has an annual PM2.5 concentration of 30.2 µg/m³, classified as "Poor" by WHO standards. Significantly above WHO targets. Increased health risk, especially outdoors.