Karnal vs Tirunelveli
Side-by-side air quality comparison between Karnal 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, Karnal averaged an AQI of 102 while Tirunelveli averaged 30 — a 72-point (240%) gap, with Karnal the more polluted and Tirunelveli the cleaner of the two. On 111 days when both cities reported, Tirunelveli was cleaner on 109 of them; the average daily gap was 83 AQI points.
Seasonality & days
Karnal peaks in November, while Tirunelveli peaks in October. Karnal logged 0.1% Severe days and 46.2% Good-or-Satisfactory days; Tirunelveli was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Karnal 53 days, Tirunelveli 31 days.
Year-over-year progress
The worst recorded day for Karnal reached AQI 456 at Sector-12 (HSPCB) on 2019-11-03; Tirunelveli hit AQI 42 at Municipal Corporation Office (TNPCB) on 2024-10-30.
Station-level disparity
Karnal spans 1 CPCB stations with a 0-point spread (min 128, max 128); Tirunelveli spans 1 stations with a 0-point spread (min 30, max 30).