Kozhikode vs Thiruvananthapuram
Side-by-side air quality comparison between Kozhikode and Thiruvananthapuram.
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 2023, Kozhikode averaged an AQI of 78 while Thiruvananthapuram averaged 56 — a 22-point (39%) gap, with Kozhikode the more polluted and Thiruvananthapuram the cleaner of the two. On 938 days when both cities reported, Kozhikode was cleaner on 543 of them; the average daily gap was 21 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Thiruvananthapuram 172 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).