Cuddalore vs Tumkur
Side-by-side air quality comparison between Cuddalore 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, Cuddalore averaged an AQI of 52 while Tumkur averaged 88 — a 36-point (69%) gap, with Tumkur the more polluted and Cuddalore the cleaner of the two. On 264 days when both cities reported, Cuddalore was cleaner on 199 of them; the average daily gap was 56 AQI points.
Seasonality & days
Cuddalore peaks in January, while Tumkur peaks in December. Cuddalore logged 0% Severe days and 90.6% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Cuddalore 34 days, Tumkur 20 days.
Year-over-year progress
The worst recorded day for Cuddalore reached AQI 329 at Kudikadu (TNPCB) on 2024-04-05; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Cuddalore spans 2 CPCB stations with a 11-point spread (min 46, max 57); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).