Rio de Janeiro has a air quality pm2.5 value of 23.3 ug/m3. Fine particulate pollution; lower is generally better.
What this means
Lower values are generally better for this metric. STATLAS shows source, year, last refreshed date, confidence, and related places so the number is easy to verify and compare.
FAQs
What is Rio de Janeiro's air quality pm2.5?
Rio de Janeiro, Brazil has a air quality pm2.5 value of 23.3 ug/m3 in 2026. STATLAS shows this value with source attribution and update history so it can be compared against related places.
Is Rio de Janeiro strong for air quality pm2.5?
Rio de Janeiro's air quality pm2.5 value is 23.3 ug/m3, which reads as moderate air quality. For Air Quality PM2.5, lower values are generally stronger, so the direction of the number matters as much as the value itself.
How does Rio de Janeiro compare to other cities in Brazil?
Rio de Janeiro's air quality pm2.5 value is 23.3 ug/m3 for 2026. Compare that value with other cities in Brazil and with global city profiles because lower values are generally stronger for this metric.
When was Rio de Janeiro air quality pm2.5 data last refreshed?
Rio de Janeiro's air quality pm2.5 value of 23.3 ug/m3 is marked for 2026 and was last refreshed on 2026-05-28. STATLAS keeps this date visible next to the source record.
What source is used for Rio de Janeiro air quality pm2.5?
Rio de Janeiro's air quality pm2.5 value of 23.3 ug/m3 uses OpenAQ as the displayed source family. The metric description is: Fine particulate pollution; lower is generally better.