Hyderabad vs Tumkur
Side-by-side air quality comparison between Hyderabad 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Hyderabad | Tumkur |
|---|---|---|
| PM2.5(µg/m³) | 20.50 | 3.40 |
| PM10(µg/m³) | 27.90 | 4.50 |
| NO₂(µg/m³) | 10.40 | 6.40 |
| SO₂(µg/m³) | 5.30 | 1.30 |
| O₃(µg/m³) | 63.00 | 35.00 |
| CO(µg/m³) | 281.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hyderabad averaged an AQI of 78 while Tumkur averaged 88 — a 10-point (13%) gap, with Tumkur the more polluted and Hyderabad the cleaner of the two. On 312 days when both cities reported, Tumkur was cleaner on 201 of them; the average daily gap was 50 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Hyderabad logged 0.2% Severe days and 41.6% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Hyderabad 71 days, Tumkur 20 days.
Year-over-year progress
Hyderabad has improved by 24 AQI points (23.5%) from 2016 to 2024; Tumkur has improved by 69 AQI points (43.9%) over the same window. The worst recorded day for Hyderabad reached AQI 500 at Sanathnagar (TSPCB) on 2024-04-28; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Hyderabad spans 14 CPCB stations with a 35-point spread (min 62, max 97); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).
Verdict
🏆 Tumkur has better air quality with an AQI of 6 compared to Hyderabad's 34.