Tirunelveli vs Varanasi
Side-by-side air quality comparison between Tirunelveli 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 | Tirunelveli | Varanasi |
|---|---|---|
| PM2.5(µg/m³) | 4.30 | 48.20 |
| PM10(µg/m³) | 5.30 | 57.90 |
| NO₂(µg/m³) | 6.20 | 38.80 |
| SO₂(µg/m³) | 1.80 | 27.00 |
| O₃(µg/m³) | 26.00 | 22.00 |
| CO(µg/m³) | 139.00 | 523.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Tirunelveli averaged an AQI of 30 while Varanasi averaged 56 — a 26-point (87%) gap, with Varanasi the more polluted and Tirunelveli the cleaner of the two. On 119 days when both cities reported, Tirunelveli was cleaner on 119 of them; the average daily gap was 58 AQI points.
Seasonality & days
Tirunelveli peaks in October, while Varanasi peaks in January. Tirunelveli logged 0% Severe days and 100% Good-or-Satisfactory days; Varanasi was 2.8% Severe and 36% Good-or-Satisfactory. Longest clean-air streaks: Tirunelveli 31 days, Varanasi 87 days.
Year-over-year progress
The worst recorded day for Tirunelveli reached AQI 42 at Municipal Corporation Office (TNPCB) on 2024-10-30; Varanasi hit AQI 500 at Ardhali Bazar (UPPCB) on 2017-07-11.
Station-level disparity
Tirunelveli spans 1 CPCB stations with a 0-point spread (min 30, max 30); Varanasi spans 4 stations with a 94-point spread (min 71, max 165).
Verdict
🏆 Tirunelveli has better air quality with an AQI of 7 compared to Varanasi's 81. That's a significant difference of 74 points.