Kannur vs Thrissur
Side-by-side air quality comparison between Kannur and Thrissur.
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 Thrissur averaged 57 — a 8-point (14%) gap, with Kannur the more polluted and Thrissur the cleaner of the two. On 909 days when both cities reported, Thrissur was cleaner on 552 of them; the average daily gap was 19 AQI points.
Seasonality & days
Both cities see their worst air in February on average. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Thrissur 52 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).