Dindigul vs Perundurai
Side-by-side air quality comparison between Dindigul and Perundurai.
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 Perundurai averaged 75 — a 14-point (23%) gap, with Perundurai the more polluted and Dindigul the cleaner of the two. On 39 days when both cities reported, Perundurai was cleaner on 27 of them; the average daily gap was 24 AQI points.
Seasonality & days
Dindigul peaks in February, while Perundurai peaks in November. Dindigul logged 0% Severe days and 67.3% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Dindigul 22 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Dindigul reached AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Dindigul spans 1 CPCB stations with a 0-point spread (min 102, max 102); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).