Karur vs Tirunelveli
Side-by-side air quality comparison between Karur 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, Karur averaged an AQI of 71 while Tirunelveli averaged 30 — a 41-point (137%) gap, with Karur the more polluted and Tirunelveli the cleaner of the two. On 60 days when both cities reported, Tirunelveli was cleaner on 56 of them; the average daily gap was 37 AQI points.
Seasonality & days
Karur peaks in December, while Tirunelveli peaks in October. Karur logged 0% Severe days and 80.3% Good-or-Satisfactory days; Tirunelveli was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Karur 34 days, Tirunelveli 31 days.
Year-over-year progress
The worst recorded day for Karur reached AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26; Tirunelveli hit AQI 42 at Municipal Corporation Office (TNPCB) on 2024-10-30.
Station-level disparity
Karur spans 1 CPCB stations with a 0-point spread (min 71, max 71); Tirunelveli spans 1 stations with a 0-point spread (min 30, max 30).