Perundurai vs Tumkur
Side-by-side air quality comparison between Perundurai and Tumkur.
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, Perundurai averaged an AQI of 75 while Tumkur averaged 88 — a 13-point (17%) gap, with Tumkur the more polluted and Perundurai the cleaner of the two. On 32 days when both cities reported, Perundurai was cleaner on 25 of them; the average daily gap was 50 AQI points.
Seasonality & days
Perundurai peaks in November, while Tumkur peaks in December. Perundurai logged 0% Severe days and 80.7% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Perundurai 13 days, Tumkur 20 days.
Year-over-year progress
The worst recorded day for Perundurai reached AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Perundurai spans 1 CPCB stations with a 0-point spread (min 75, max 75); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).