Kannur vs Patna
Side-by-side air quality comparison between Kannur 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, Kannur averaged an AQI of 65 while Patna averaged 172 — a 107-point (165%) gap, with Patna the more polluted and Kannur the cleaner of the two. On 1443 days when both cities reported, Kannur was cleaner on 1416 of them; the average daily gap was 168 AQI points.
Seasonality & days
Kannur peaks in February, while Patna peaks in December. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Patna 30 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Patna spans 6 stations with a 39-point spread (min 154, max 193).