Ahmedabad vs Patna
Side-by-side air quality comparison between Ahmedabad and Patna.
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, Ahmedabad averaged an AQI of 117 while Patna averaged 172 — a 55-point (47%) gap, with Patna the more polluted and Ahmedabad the cleaner of the two. On 2473 days when both cities reported, Ahmedabad was cleaner on 1827 of them; the average daily gap was 100 AQI points.
Seasonality & days
Ahmedabad peaks in November, while Patna peaks in December. Ahmedabad logged 0.1% Severe days and 23.7% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Ahmedabad 25 days, Patna 30 days.
Year-over-year progress
Ahmedabad has worsened by 52 AQI points (80%) from 2016 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Ahmedabad reached AQI 430 at Raikhad (IITM) on 2023-03-17; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Ahmedabad spans 9 CPCB stations with a 44-point spread (min 95, max 139); Patna spans 6 stations with a 39-point spread (min 154, max 193).