Tiruchirappalli vs Ujjain
Side-by-side air quality comparison between Tiruchirappalli 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, Tiruchirappalli averaged an AQI of 50 while Ujjain averaged 116 — a 66-point (132%) gap, with Ujjain the more polluted and Tiruchirappalli the cleaner of the two. On 87 days when both cities reported, Tiruchirappalli was cleaner on 86 of them; the average daily gap was 88 AQI points.
Seasonality & days
Tiruchirappalli peaks in January, while Ujjain peaks in November. Tiruchirappalli logged 0% Severe days and 96.5% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Tiruchirappalli 46 days, Ujjain 67 days.
Year-over-year progress
Tiruchirappalli has improved by 23 AQI points (31.5%) from 2023 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Tiruchirappalli reached AQI 114 at St Joseph College (TNPCB) on 2024-01-14; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Tiruchirappalli spans 1 CPCB stations with a 0-point spread (min 52, max 52); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).