Kannur vs Katihar
Side-by-side air quality comparison between Kannur and Katihar.
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 Katihar averaged 123 — a 58-point (89%) gap, with Katihar the more polluted and Kannur the cleaner of the two. On 755 days when both cities reported, Kannur was cleaner on 702 of them; the average daily gap was 137 AQI points.
Seasonality & days
Kannur peaks in February, while Katihar peaks in December. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Katihar 19 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Katihar spans 1 stations with a 0-point spread (min 185, max 185).