Bangalore vs Kozhikode
Side-by-side air quality comparison between Bangalore 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 | Bangalore | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 4.60 |
| PM10(µg/m³) | 6.00 | 10.30 |
| NO₂(µg/m³) | 9.70 | 0.50 |
| SO₂(µg/m³) | 4.50 | 0.30 |
| O₃(µg/m³) | 34.00 | 64.00 |
| CO(µg/m³) | 230.00 | 217.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Kozhikode averaged 78 — a 4-point (5%) gap, with Kozhikode the more polluted and Bangalore the cleaner of the two. On 1006 days when both cities reported, Kozhikode was cleaner on 971 of them; the average daily gap was 56 AQI points.
Seasonality & days
Bangalore peaks in March, while Kozhikode peaks in January. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Kozhikode 83 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Kozhikode's 10.