Chandigarh vs Kozhikode
Side-by-side air quality comparison between Chandigarh and Kozhikode.
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 | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 50.90 | 4.60 |
| PM10(µg/m³) | 66.80 | 10.30 |
| NO₂(µg/m³) | 44.60 | 0.50 |
| SO₂(µg/m³) | 8.10 | 0.30 |
| O₃(µg/m³) | 11.00 | 64.00 |
| CO(µg/m³) | 714.00 | 217.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chandigarh averaged an AQI of 153 while Kozhikode averaged 78 — a 75-point (96%) gap, with Chandigarh the more polluted and Kozhikode the cleaner of the two. On 1000 days when both cities reported, Kozhikode was cleaner on 832 of them; the average daily gap was 72 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Kozhikode 83 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Chandigarh's 85. That's a significant difference of 75 points.