Bangalore vs Madurai
Side-by-side air quality comparison between Bangalore and Madurai.
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 | Madurai |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 15.50 |
| PM10(µg/m³) | 5.60 | 16.70 |
| NO₂(µg/m³) | 9.50 | 19.40 |
| SO₂(µg/m³) | 4.20 | 4.80 |
| O₃(µg/m³) | 35.00 | 20.00 |
| CO(µg/m³) | 290.00 | 212.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Madurai averaged 48 — a 26-point (54%) gap, with Bangalore the more polluted and Madurai the cleaner of the two. On 76 days when both cities reported, Madurai was cleaner on 76 of them; the average daily gap was 77 AQI points.
Seasonality & days
Bangalore peaks in March, while Madurai peaks in December. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Madurai was 0% Severe and 98.7% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Madurai 17 days.
Year-over-year progress
The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Madurai hit AQI 105 at Uchapatti (TNPCB) on 2024-11-26.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Madurai spans 1 stations with a 0-point spread (min 48, max 48).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Madurai's 26.