Chandigarh vs Mumbai
Side-by-side air quality comparison between Chandigarh 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, Chandigarh averaged an AQI of 153 while Mumbai averaged 93 — a 60-point (65%) gap, with Chandigarh the more polluted and Mumbai the cleaner of the two. On 1582 days when both cities reported, Chandigarh was cleaner on 1156 of them; the average daily gap was 76 AQI points.
Seasonality & days
Chandigarh peaks in January, while Mumbai peaks in December. Chandigarh logged 0.3% Severe days and 39.9% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Chandigarh 92 days, Mumbai 58 days.
Year-over-year progress
Chandigarh has worsened by 27 AQI points (21.4%) from 2019 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Chandigarh reached AQI 452 at Sector-53 (CPCC) on 2022-11-09; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Chandigarh spans 3 CPCB stations with a 43-point spread (min 107, max 150); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).