Delhi vs Karur
Side-by-side air quality comparison between Delhi and Karur.
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, Delhi averaged an AQI of 210 while Karur averaged 71 — a 139-point (196%) gap, with Delhi the more polluted and Karur the cleaner of the two. On 71 days when both cities reported, Karur was cleaner on 71 of them; the average daily gap was 321 AQI points.
Seasonality & days
Delhi peaks in November, while Karur peaks in December. Delhi logged 18.7% Severe days and 1.7% Good-or-Satisfactory days; Karur was 0% Severe and 80.3% Good-or-Satisfactory. Longest clean-air streaks: Delhi 3 days, Karur 34 days.
Year-over-year progress
The worst recorded day for Delhi reached AQI 500 at Ashok Vihar (DPCC) on 2024-11-18; Karur hit AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26.
Station-level disparity
Delhi spans 39 CPCB stations with a 84-point spread (min 178, max 262); Karur spans 1 stations with a 0-point spread (min 71, max 71).