Kolār vs Mumbai
Side-by-side air quality comparison between Kolār and Mumbai.
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, Kolār averaged an AQI of 65 while Mumbai averaged 93 — a 28-point (43%) gap, with Mumbai the more polluted and Kolār the cleaner of the two. On 975 days when both cities reported, Kolār was cleaner on 932 of them; the average daily gap was 121 AQI points.
Seasonality & days
Kolār peaks in September, while Mumbai peaks in December. Kolār logged 0.9% Severe days and 85.30000000000001% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Kolār 17 days, Mumbai 58 days.
Year-over-year progress
Kolār has improved by 56 AQI points (46.3%) from 2018 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Kolār reached AQI 500 at Tamaka Ind Area (KSPCB) on 2018-09-18; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Kolār spans 1 CPCB stations with a 0-point spread (min 71, max 71); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).