Surat vs Tirunelveli
Side-by-side air quality comparison between Surat and Tirunelveli.
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, Surat averaged an AQI of 83 while Tirunelveli averaged 30 — a 53-point (177%) gap, with Surat the more polluted and Tirunelveli the cleaner of the two. On 86 days when both cities reported, Tirunelveli was cleaner on 86 of them; the average daily gap was 76 AQI points.
Seasonality & days
Surat peaks in November, while Tirunelveli peaks in October. Surat logged 0% Severe days and 55.9% Good-or-Satisfactory days; Tirunelveli was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Surat 55 days, Tirunelveli 31 days.
Year-over-year progress
The worst recorded day for Surat reached AQI 384 at Science Center (SMC) on 2023-08-19; Tirunelveli hit AQI 42 at Municipal Corporation Office (TNPCB) on 2024-10-30.
Station-level disparity
Surat spans 1 CPCB stations with a 0-point spread (min 123, max 123); Tirunelveli spans 1 stations with a 0-point spread (min 30, max 30).