Dindigul vs Puducherry
Side-by-side air quality comparison between Dindigul and Puducherry.
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, Dindigul averaged an AQI of 61 while Puducherry averaged 55 — a 6-point (11%) gap, with Dindigul the more polluted and Puducherry the cleaner of the two. On 268 days when both cities reported, Puducherry was cleaner on 146 of them; the average daily gap was 59 AQI points.
Seasonality & days
Dindigul peaks in February, while Puducherry peaks in December. Dindigul logged 0% Severe days and 67.3% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Dindigul 22 days, Puducherry 117 days.
Year-over-year progress
Dindigul has improved by 29 AQI points (32.2%) from 2022 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Dindigul reached AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Dindigul spans 1 CPCB stations with a 0-point spread (min 102, max 102); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).