Gangtok vs Virudhunagar
Side-by-side air quality comparison between Gangtok and Virudhunagar.
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, Gangtok averaged an AQI of 48 while Virudhunagar averaged 52 — a 4-point (8%) gap, with Virudhunagar the more polluted and Gangtok the cleaner of the two. On 139 days when both cities reported, Gangtok was cleaner on 74 of them; the average daily gap was 20 AQI points.
Seasonality & days
Gangtok peaks in March, while Virudhunagar peaks in November. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).