Ramanathapuram vs Thiruvananthapuram
Side-by-side air quality comparison between Ramanathapuram 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, Ramanathapuram averaged an AQI of 42 while Thiruvananthapuram averaged 56 — a 14-point (33%) gap, with Thiruvananthapuram the more polluted and Ramanathapuram the cleaner of the two. On 408 days when both cities reported, Ramanathapuram was cleaner on 333 of them; the average daily gap was 32 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Ramanathapuram logged 0% Severe days and 94.4% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Ramanathapuram 46 days, Thiruvananthapuram 172 days.
Year-over-year progress
Ramanathapuram has improved by 18 AQI points (30%) from 2022 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Ramanathapuram reached AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Ramanathapuram spans 1 CPCB stations with a 0-point spread (min 48, max 48); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).