Bangalore vs Perundurai
Side-by-side air quality comparison between Bangalore 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, Bangalore averaged an AQI of 74 while Perundurai averaged 75 — a 1-point (1%) gap, with Perundurai the more polluted and Bangalore the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 54 of them; the average daily gap was 50 AQI points.
Seasonality & days
Bangalore peaks in March, while Perundurai peaks in November. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).