Coimbatore vs Mangalore
Side-by-side air quality comparison between Coimbatore and Mangalore.
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 Mangalore averaged 61 — a 5-point (8%) gap, with Coimbatore the more polluted and Mangalore the cleaner of the two. On 564 days when both cities reported, Coimbatore was cleaner on 280 of them; the average daily gap was 26 AQI points.
Seasonality & days
Coimbatore peaks in November, while Mangalore peaks in February. Coimbatore logged 0% Severe days and 90.5% Good-or-Satisfactory days; Mangalore was 0% Severe and 87.2% Good-or-Satisfactory. Longest clean-air streaks: Coimbatore 32 days, Mangalore 64 days.
Year-over-year progress
Coimbatore has improved by 5 AQI points (7%) from 2019 to 2024; Mangalore has improved by 9 AQI points (12.9%) over the same window. The worst recorded day for Coimbatore reached AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28; Mangalore hit AQI 235 at Kadri (KSPCB) on 2023-11-17.
Station-level disparity
Coimbatore spans 2 CPCB stations with a 1-point spread (min 63, max 64); Mangalore spans 1 stations with a 0-point spread (min 68, max 68).