Kannur vs Ujjain
Side-by-side air quality comparison between Kannur 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 | Kannur | Ujjain |
|---|---|---|
| PM2.5(µg/m³) | 6.00 | 27.30 |
| PM10(µg/m³) | 11.90 | 52.60 |
| NO₂(µg/m³) | 1.70 | 0.70 |
| SO₂(µg/m³) | 0.80 | 6.50 |
| O₃(µg/m³) | 58.00 | 109.00 |
| CO(µg/m³) | 118.00 | 170.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kannur averaged an AQI of 65 while Ujjain averaged 116 — a 51-point (78%) gap, with Ujjain the more polluted and Kannur the cleaner of the two. On 1352 days when both cities reported, Kannur was cleaner on 1245 of them; the average daily gap was 67 AQI points.
Seasonality & days
Kannur peaks in February, while Ujjain peaks in November. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Ujjain 67 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).
Verdict
🏆 Kannur has better air quality with an AQI of 12 compared to Ujjain's 54.