Guwahati vs Thiruvananthapuram
Side-by-side air quality comparison between Guwahati 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, Guwahati averaged an AQI of 123 while Thiruvananthapuram averaged 56 — a 67-point (120%) gap, with Guwahati the more polluted and Thiruvananthapuram the cleaner of the two. On 1716 days when both cities reported, Thiruvananthapuram was cleaner on 1340 of them; the average daily gap was 78 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Thiruvananthapuram 172 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).