Ujjain vs Virudhunagar
Side-by-side air quality comparison between Ujjain and Virudhunagar.
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 | Ujjain | Virudhunagar |
|---|---|---|
| PM2.5(µg/m³) | 29.30 | 5.30 |
| PM10(µg/m³) | 46.00 | 6.10 |
| NO₂(µg/m³) | 7.60 | 6.70 |
| SO₂(µg/m³) | 16.00 | 3.00 |
| O₃(µg/m³) | 53.00 | 35.00 |
| CO(µg/m³) | 208.00 | 129.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ujjain averaged an AQI of 116 while Virudhunagar averaged 52 — a 64-point (123%) gap, with Ujjain the more polluted and Virudhunagar the cleaner of the two. On 183 days when both cities reported, Virudhunagar was cleaner on 173 of them; the average daily gap was 71 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ujjain logged 0.1% Severe days and 33.800000000000004% Good-or-Satisfactory days; Virudhunagar was 0% Severe and 92.3% Good-or-Satisfactory. Longest clean-air streaks: Ujjain 67 days, Virudhunagar 31 days.
Year-over-year progress
The worst recorded day for Ujjain reached AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10; Virudhunagar hit AQI 173 at Collectorate Office (TNPCB) on 2024-11-07.
Station-level disparity
Ujjain spans 1 CPCB stations with a 0-point spread (min 131, max 131); Virudhunagar spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Virudhunagar has better air quality with an AQI of 9 compared to Ujjain's 49.