Chennai vs Raipur
Side-by-side air quality comparison between Chennai and Raipur.
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, Chennai averaged an AQI of 68 while Raipur averaged 74 — a 6-point (9%) gap, with Raipur the more polluted and Chennai the cleaner of the two. On 372 days when both cities reported, Chennai was cleaner on 218 of them; the average daily gap was 35 AQI points.
Seasonality & days
Chennai peaks in December, while Raipur peaks in November. Chennai logged 0% Severe days and 57.5% Good-or-Satisfactory days; Raipur was 0% Severe and 54.3% Good-or-Satisfactory. Longest clean-air streaks: Chennai 53 days, Raipur 70 days.
Year-over-year progress
Chennai has improved by 25 AQI points (26.9%) from 2017 to 2024; Raipur has improved by 64 AQI points (46.4%) over the same window. The worst recorded day for Chennai reached AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14; Raipur hit AQI 226 at AIIMS (CECB) on 2023-12-26.
Station-level disparity
Chennai spans 9 CPCB stations with a 27-point spread (min 63, max 90); Raipur spans 4 stations with a 42-point spread (min 63, max 105).