Gangtok vs Madurai
Side-by-side air quality comparison between Gangtok 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 | Gangtok | Madurai |
|---|---|---|
| PM2.5(µg/m³) | 35.70 | 15.50 |
| PM10(µg/m³) | 45.20 | 16.70 |
| NO₂(µg/m³) | 8.70 | 19.40 |
| SO₂(µg/m³) | 2.60 | 4.80 |
| O₃(µg/m³) | 112.00 | 20.00 |
| CO(µg/m³) | 461.00 | 212.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gangtok averaged an AQI of 48 while Madurai averaged 48 — a 0-point (0%) gap, with Madurai the more polluted and Gangtok the cleaner of the two. On 36 days when both cities reported, Madurai was cleaner on 26 of them; the average daily gap was 18 AQI points.
Seasonality & days
Gangtok peaks in March, while Madurai peaks in December. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Madurai was 0% Severe and 98.7% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Madurai 17 days.
Year-over-year progress
The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Madurai hit AQI 105 at Uchapatti (TNPCB) on 2024-11-26.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Madurai spans 1 stations with a 0-point spread (min 48, max 48).
Verdict
🏆 Madurai has better air quality with an AQI of 26 compared to Gangtok's 60.