SmogRank / Guaratinguetá / Kasur
Guaratinguetá vs Kasur: PM2.5 compared
Over the last year, Kasur's air was about 8.3× as polluted as Guaratinguetá's: PM2.5 averaged 71.8 µg/m³ against 8.7, on the 37 days both cities were measured. Kasur had the dirtier air on 37 of those days, Guaratinguetá on 0. Kasur was over the WHO's daily guideline of 15 µg/m³ on 37 of them, Guaratinguetá on 0.
Right now
The last year, day by day
Month by month
Each city's worst days
Guaratinguetá
- 1 Oct 20266215.0 µg/m³
- 26 Aug 20266214.8 µg/m³
- 29 Aug 20266114.3 µg/m³
Kasur
- 23 Sept 2026207131.5 µg/m³
- 2 Oct 2026197120.5 µg/m³
- 22 Sept 2026191112.0 µg/m³
Daily means in US AQI, with µg/m³ beside them, since the index stops at its top value, over the days both cities were measured in the last year. Each date opens that day's world board.
Compare either city with another
Guaratinguetá
Side by side with Taubaté (the nearest), Rio Claro (Brazil's worst on 30 days).
Kasur
Side by side with Lahore (the nearest), Gujranwala (Pakistan's 2nd worst on 30 days), Kuala Lumpur (the world's 3rd worst on 30 days).
Use this page
SmogRank, PM2.5 daily means compared, Guaratinguetá and Kasur, 13 Oct 2025 – 12 Oct 2026, smogrank.com/compare/br-guaratingueta/pk-kasur (accessed 14 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.
The same rules as every SmogRank figure: reference monitors first, and a day counts with 18 measured hours. How we measure.
Updated 2026-10-14 00:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.