Lucknow vs Ludhiana
Side-by-side air quality comparison between Lucknow and Ludhiana.
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 | Lucknow | Ludhiana |
|---|---|---|
| PM2.5(µg/m³) | 38.30 | 43.20 |
| PM10(µg/m³) | 90.60 | 65.90 |
| NO₂(µg/m³) | 0.30 | 2.70 |
| SO₂(µg/m³) | 7.50 | 11.00 |
| O₃(µg/m³) | 176.00 | 188.00 |
| CO(µg/m³) | 239.00 | 342.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Lucknow averaged an AQI of 127 while Ludhiana averaged 117 — a 10-point (9%) gap, with Lucknow the more polluted and Ludhiana the cleaner of the two. On 1476 days when both cities reported, Ludhiana was cleaner on 1347 of them; the average daily gap was 133 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Lucknow logged 6.6% Severe days and 19.4% Good-or-Satisfactory days; Ludhiana was 0.3% Severe and 53.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Lucknow 45 days, Ludhiana 53 days.
Year-over-year progress
Lucknow has improved by 89 AQI points (41.2%) from 2016 to 2024; Ludhiana has improved by 79 AQI points (40.3%) over the same window. The worst recorded day for Lucknow reached AQI 500 at Lalbagh (CPCB) on 2017-11-09; Ludhiana hit AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14.
Station-level disparity
Lucknow spans 7 CPCB stations with a 119-point spread (min 97, max 216); Ludhiana spans 1 stations with a 0-point spread (min 118, max 118).
Verdict
🏆 Ludhiana has better air quality with an AQI of 73 compared to Lucknow's 91.