Tumkur vs Varanasi
Side-by-side air quality comparison between Tumkur and Varanasi.
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 | Tumkur | Varanasi |
|---|---|---|
| PM2.5(µg/m³) | 3.40 | 43.90 |
| PM10(µg/m³) | 4.50 | 53.10 |
| NO₂(µg/m³) | 6.40 | 33.30 |
| SO₂(µg/m³) | 1.30 | 32.00 |
| O₃(µg/m³) | 35.00 | 30.00 |
| CO(µg/m³) | 124.00 | 422.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Tumkur averaged an AQI of 88 while Varanasi averaged 56 — a 32-point (57%) gap, with Tumkur the more polluted and Varanasi the cleaner of the two. On 312 days when both cities reported, Varanasi was cleaner on 208 of them; the average daily gap was 44 AQI points.
Seasonality & days
Tumkur peaks in December, while Varanasi peaks in January. Tumkur logged 0% Severe days and 54% Good-or-Satisfactory days; Varanasi was 2.8% Severe and 36% Good-or-Satisfactory. Longest clean-air streaks: Tumkur 20 days, Varanasi 87 days.
Year-over-year progress
Tumkur has improved by 69 AQI points (43.9%) from 2022 to 2024; Varanasi has improved by 169 AQI points (75.1%) over the same window. The worst recorded day for Tumkur reached AQI 355 at Thimmalapura (KSPCB) on 2023-02-15; Varanasi hit AQI 500 at Ardhali Bazar (UPPCB) on 2017-07-11.
Station-level disparity
Tumkur spans 1 CPCB stations with a 0-point spread (min 97, max 97); Varanasi spans 4 stations with a 94-point spread (min 71, max 165).
Verdict
🏆 Tumkur has better air quality with an AQI of 6 compared to Varanasi's 74. That's a significant difference of 68 points.