Kannur vs Puducherry
Side-by-side air quality comparison between Kannur and Puducherry.
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 Puducherry averaged 55 — a 10-point (18%) gap, with Kannur the more polluted and Puducherry the cleaner of the two. On 1074 days when both cities reported, Puducherry was cleaner on 789 of them; the average daily gap was 26 AQI points.
Seasonality & days
Kannur peaks in February, while Puducherry peaks in December. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Puducherry 117 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).