Mumbai vs Tumkur
Side-by-side air quality comparison between Mumbai and Tumkur.
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 Tumkur averaged 88 — a 5-point (6%) gap, with Mumbai the more polluted and Tumkur the cleaner of the two. On 312 days when both cities reported, Tumkur was cleaner on 250 of them; the average daily gap was 90 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Mumbai logged 0.5% Severe days and 34% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Mumbai 58 days, Tumkur 20 days.
Year-over-year progress
Mumbai has improved by 4 AQI points (4.1%) from 2016 to 2024; Tumkur has improved by 69 AQI points (43.9%) over the same window. The worst recorded day for Mumbai reached AQI 500 at Vile Parle West (MPCB) on 2022-08-15; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Mumbai spans 29 CPCB stations with a 74-point spread (min 77, max 151); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).