Mumbai vs Ramanathapuram
Side-by-side air quality comparison between Mumbai and Ramanathapuram.
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, Mumbai averaged an AQI of 93 while Ramanathapuram averaged 42 — a 51-point (121%) gap, with Mumbai the more polluted and Ramanathapuram the cleaner of the two. On 409 days when both cities reported, Ramanathapuram was cleaner on 397 of them; the average daily gap was 144 AQI points.
Seasonality & days
Mumbai peaks in December, while Ramanathapuram peaks in January. Mumbai logged 0.5% Severe days and 34% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Mumbai 58 days, Ramanathapuram 46 days.
Year-over-year progress
Mumbai has improved by 4 AQI points (4.1%) from 2016 to 2024; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Mumbai reached AQI 500 at Vile Parle West (MPCB) on 2022-08-15; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Mumbai spans 29 CPCB stations with a 74-point spread (min 77, max 151); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).