Hyderabad vs Ujjain
Side-by-side air quality comparison between Hyderabad and Ujjain.
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 | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 20.50 | 29.30 |
| PM10(µg/m³) | 27.90 | 46.00 |
| NO₂(µg/m³) | 10.40 | 7.60 |
| SO₂(µg/m³) | 5.30 | 16.00 |
| O₃(µg/m³) | 63.00 | 53.00 |
| CO(µg/m³) | 281.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hyderabad averaged an AQI of 78 while Ujjain averaged 116 — a 38-point (49%) gap, with Ujjain the more polluted and Hyderabad the cleaner of the two. On 2134 days when both cities reported, Hyderabad was cleaner on 1206 of them; the average daily gap was 41 AQI points.
Seasonality & days
Hyderabad peaks in December, while Ujjain peaks in November. Hyderabad logged 0.2% Severe days and 41.6% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Hyderabad 71 days, Ujjain 67 days.
Year-over-year progress
Hyderabad has improved by 24 AQI points (23.5%) from 2016 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Hyderabad reached AQI 500 at Sanathnagar (TSPCB) on 2024-04-28; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Hyderabad spans 14 CPCB stations with a 35-point spread (min 62, max 97); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Hyderabad has better air quality with an AQI of 34 compared to Ujjain's 49.