Coimbatore vs Munger
Side-by-side air quality comparison between Coimbatore and Munger.
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 | Coimbatore | Munger |
|---|---|---|
| PM2.5(µg/m³) | 2.50 | 64.00 |
| PM10(µg/m³) | 3.00 | 71.50 |
| NO₂(µg/m³) | 4.60 | 39.20 |
| SO₂(µg/m³) | 2.00 | 17.00 |
| O₃(µg/m³) | 40.00 | 28.00 |
| CO(µg/m³) | 163.00 | 579.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Coimbatore averaged an AQI of 66 while Munger averaged 130 — a 64-point (97%) gap, with Munger the more polluted and Coimbatore the cleaner of the two. On 507 days when both cities reported, Coimbatore was cleaner on 453 of them; the average daily gap was 114 AQI points.
Seasonality & days
Coimbatore peaks in November, while Munger peaks in January. Coimbatore logged 0% Severe days and 90.5% Good-or-Satisfactory days; Munger was 1.5% Severe and 22.9% Good-or-Satisfactory. Longest clean-air streaks: Coimbatore 32 days, Munger 12 days.
Year-over-year progress
Coimbatore has improved by 5 AQI points (7%) from 2019 to 2024; Munger has improved by 135 AQI points (50.9%) over the same window. The worst recorded day for Coimbatore reached AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28; Munger hit AQI 445 at Town Hall (BSPCB) on 2022-01-06.
Station-level disparity
Coimbatore spans 2 CPCB stations with a 1-point spread (min 63, max 64); Munger spans 1 stations with a 0-point spread (min 180, max 180).
Verdict
🏆 Coimbatore has better air quality with an AQI of 4 compared to Munger's 114. That's a significant difference of 110 points.