Madurai vs Patna
Side-by-side air quality comparison between Madurai and Patna.
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 | Madurai | Patna |
|---|---|---|
| PM2.5(µg/m³) | 15.50 | 97.80 |
| PM10(µg/m³) | 16.70 | 109.40 |
| NO₂(µg/m³) | 19.40 | 40.50 |
| SO₂(µg/m³) | 4.80 | 18.90 |
| O₃(µg/m³) | 20.00 | 52.00 |
| CO(µg/m³) | 212.00 | 667.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Madurai averaged an AQI of 48 while Patna averaged 172 — a 124-point (258%) gap, with Patna 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 259 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Madurai logged 0% Severe days and 98.7% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Madurai 17 days, Patna 30 days.
Year-over-year progress
The worst recorded day for Madurai reached AQI 105 at Uchapatti (TNPCB) on 2024-11-26; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Madurai spans 1 CPCB stations with a 0-point spread (min 48, max 48); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Madurai has better air quality with an AQI of 26 compared to Patna's 227. That's a significant difference of 201 points.