Bhopal vs Chennai
Side-by-side air quality comparison between Bhopal and Chennai.
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, Bhopal averaged an AQI of 114 while Chennai averaged 68 — a 46-point (68%) gap, with Bhopal the more polluted and Chennai the cleaner of the two. On 1528 days when both cities reported, Chennai was cleaner on 912 of them; the average daily gap was 58 AQI points.
Seasonality & days
Bhopal peaks in November, while Chennai peaks in December. Bhopal logged 0% Severe days and 38.4% Good-or-Satisfactory days; Chennai was 0% Severe and 57.5% Good-or-Satisfactory. Longest clean-air streaks: Bhopal 47 days, Chennai 53 days.
Year-over-year progress
Bhopal has improved by 39 AQI points (25.5%) from 2019 to 2024; Chennai has improved by 25 AQI points (26.9%) over the same window. The worst recorded day for Bhopal reached AQI 392 at T T Nagar (MPPCB) on 2022-01-06; Chennai hit AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14.
Station-level disparity
Bhopal spans 3 CPCB stations with a 18-point spread (min 111, max 129); Chennai spans 9 stations with a 27-point spread (min 63, max 90).