Delhi vs Ujjain
Side-by-side air quality comparison between Delhi 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Delhi averaged an AQI of 210 while Ujjain averaged 116 — a 94-point (81%) gap, with Delhi the more polluted and Ujjain the cleaner of the two. On 2435 days when both cities reported, Ujjain was cleaner on 2413 of them; the average daily gap was 169 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Delhi logged 18.7% Severe days and 1.7% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Delhi 3 days, Ujjain 67 days.
Year-over-year progress
Delhi has improved by 42 AQI points (16.7%) from 2016 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Delhi reached AQI 500 at Ashok Vihar (DPCC) on 2024-11-18; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Delhi spans 39 CPCB stations with a 84-point spread (min 178, max 262); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).