SmogRank / Gujranwala / Royal Oak
Gujranwala vs Royal Oak: PM2.5 compared
Over the last year, Gujranwala's air was about 9.5× as polluted as Royal Oak's: PM2.5 averaged 114.6 µg/m³ against 12.1, on the 300 days both cities were measured. Gujranwala had the dirtier air on 295 of those days, Royal Oak on 5. Gujranwala was over the WHO's daily guideline of 15 µg/m³ on 300 of them, Royal Oak on 73.
Right now
The last year, day by day
Month by month
Year by year
| Year | Gujranwala | Royal Oak | Days Gujranwala was worse |
|---|---|---|---|
| 2026 so far | 163 | 58 | 216 |
| 2025 | 276 | 55 | 100 |
Means in US AQI over the days both cities were measured that year; a year shows once they share 30 such days.
Each city's worst days
Gujranwala
- 7 Dec 2025500+369.0 µg/m³
- 29 Dec 2025500+365.5 µg/m³
- 19 Dec 2025500+338.0 µg/m³
Royal Oak
- 16 Jul 2026427289.0 µg/m³
- 17 Jul 2026301225.5 µg/m³
- 15 Jul 202616575.4 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
Gujranwala
Side by side with Sialkot (the nearest), Peshawar (Pakistan's 2nd worst on 30 days), Jīnd (the world's 2nd worst on 30 days).
Royal Oak
Side by side with Southfield (the nearest), Mecca (United States's worst on 30 days).
Use this page
SmogRank, PM2.5 daily means compared, Gujranwala and Royal Oak, 10 Oct 2025 – 9 Oct 2026, smogrank.com/compare/pk-gujranwala/us-royal-oak (accessed 10 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 2026-10-10 10:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).