Chandigarh vs Patiala
Side-by-side air quality comparison between Chandigarh and Patiala.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Chandigarh | Patiala |
|---|---|---|
| PM2.5(µg/m³) | 46.30 | 79.40 |
| PM10(µg/m³) | 63.60 | 380.90 |
| NO₂(µg/m³) | 30.10 | 13.60 |
| SO₂(µg/m³) | 10.30 | 13.50 |
| O₃(µg/m³) | 64.00 | 90.00 |
| CO(µg/m³) | 602.00 | 640.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Patiala averaged 103 — a 50-point (49%) gap, with Chandigarh the more polluted and Patiala the cleaner of the two. On 1925 days when both cities reported, Patiala was cleaner on 1360 of them; the average daily gap was 51 AQI points.
Seasonality & days
Chandigarh peaks in January, while Patiala peaks in November. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Patiala was 0.1% Severe and 54.8% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Patiala 86 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Patiala has worsened by 8 AQI points (8.4%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Patiala hit AQI 415 at Model Town (PPCB) on 2019-11-03.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Patiala spans 1 stations with a 0-point spread (min 104, max 104).
Verdict
🏆 Chandigarh has better air quality with an AQI of 78 compared to Patiala's 339. That's a significant difference of 261 points.