Meerut vs Perundurai
Side-by-side air quality comparison between Meerut 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, Meerut averaged an AQI of 144 while Perundurai averaged 75 — a 69-point (92%) gap, with Meerut the more polluted and Perundurai the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 57 of them; the average daily gap was 167 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Meerut logged 2% Severe days and 22.299999999999997% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Meerut 25 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Meerut reached AQI 490 at Pallavpuram Phase 2 (UPPCB) on 2020-11-05; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Meerut spans 3 CPCB stations with a 13-point spread (min 172, max 185); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).