Coimbatore vs Muzaffarpur
Side-by-side air quality comparison between Coimbatore and Muzaffarpur.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Coimbatore averaged an AQI of 66 while Muzaffarpur averaged 151 — a 85-point (129%) gap, with Muzaffarpur the more polluted and Coimbatore the cleaner of the two. On 931 days when both cities reported, Coimbatore was cleaner on 856 of them; the average daily gap was 137 AQI points.
Seasonality & days
Coimbatore peaks in November, while Muzaffarpur peaks in January. Coimbatore logged 0% Severe days and 90.5% Good-or-Satisfactory days; Muzaffarpur was 4.5% Severe and 30.900000000000002% Good-or-Satisfactory. Longest clean-air streaks: Coimbatore 32 days, Muzaffarpur 26 days.
Year-over-year progress
Coimbatore has improved by 5 AQI points (7%) from 2019 to 2024; Muzaffarpur has improved by 62 AQI points (29.1%) over the same window. The worst recorded day for Coimbatore reached AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28; Muzaffarpur hit AQI 482 at Collectorate (BSPCB) on 2016-01-01.
Station-level disparity
Coimbatore spans 2 CPCB stations with a 1-point spread (min 63, max 64); Muzaffarpur spans 3 stations with a 14-point spread (min 171, max 185).