Chennai vs Gorakhpur
Side-by-side air quality comparison between Chennai and Gorakhpur.
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 Gorakhpur averaged 109 — a 41-point (60%) gap, with Gorakhpur the more polluted and Chennai the cleaner of the two. On 867 days when both cities reported, Gorakhpur was cleaner on 515 of them; the average daily gap was 53 AQI points.
Seasonality & days
Chennai peaks in December, while Gorakhpur peaks in November. Chennai logged 0% Severe days and 57.5% Good-or-Satisfactory days; Gorakhpur was 0% Severe and 57.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Chennai 53 days, Gorakhpur 62 days.
Year-over-year progress
Chennai has improved by 25 AQI points (26.9%) from 2017 to 2024; Gorakhpur has worsened by 7 AQI points (6.9%) over the same window. The worst recorded day for Chennai reached AQI 391 at Kodungaiyur (TNPCB) on 2021-05-14; Gorakhpur hit AQI 393 at Madan Mohan Malaviya University of Technology (UPPCB) on 2021-11-09.
Station-level disparity
Chennai spans 9 CPCB stations with a 27-point spread (min 63, max 90); Gorakhpur spans 1 stations with a 0-point spread (min 99, max 99).