Kochi vs Thiruvananthapuram
Side-by-side air quality comparison between Kochi 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 2024, Kochi averaged an AQI of 91 while Thiruvananthapuram averaged 56 — a 35-point (63%) gap, with Kochi the more polluted and Thiruvananthapuram the cleaner of the two. On 896 days when both cities reported, Thiruvananthapuram was cleaner on 616 of them; the average daily gap was 38 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Kochi logged 0% Severe days and 70.9% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Kochi 80 days, Thiruvananthapuram 172 days.
Year-over-year progress
Kochi has worsened by 7 AQI points (8.3%) from 2020 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Kochi reached AQI 293 at Vyttila Kochi (PCB) on 2022-12-08; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Kochi spans 1 CPCB stations with a 0-point spread (min 88, max 88); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).