Karnal vs Lucknow
Side-by-side air quality comparison between Karnal and Lucknow.
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 | Karnal | Lucknow |
|---|---|---|
| PM2.5(µg/m³) | 130.90 | 105.20 |
| PM10(µg/m³) | 553.20 | 155.50 |
| NO₂(µg/m³) | 43.30 | 59.70 |
| SO₂(µg/m³) | 17.00 | 25.50 |
| O₃(µg/m³) | 43.00 | 41.00 |
| CO(µg/m³) | 906.00 | 416.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Karnal averaged an AQI of 102 while Lucknow averaged 127 — a 25-point (25%) gap, with Lucknow the more polluted and Karnal the cleaner of the two. On 1679 days when both cities reported, Karnal was cleaner on 1471 of them; the average daily gap was 90 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Karnal logged 0.1% Severe days and 46.2% Good-or-Satisfactory days; Lucknow was 6.6% Severe and 19.4% Good-or-Satisfactory. Longest clean-air streaks: Karnal 53 days, Lucknow 45 days.
Year-over-year progress
Karnal has improved by 71 AQI points (41%) from 2019 to 2024; Lucknow has improved by 89 AQI points (41.2%) over the same window. The worst recorded day for Karnal reached AQI 456 at Sector-12 (HSPCB) on 2019-11-03; Lucknow hit AQI 500 at Lalbagh (CPCB) on 2017-11-09.
Station-level disparity
Karnal spans 1 CPCB stations with a 0-point spread (min 128, max 128); Lucknow spans 7 stations with a 119-point spread (min 97, max 216).
Verdict
🏆 Lucknow has better air quality with an AQI of 251 compared to Karnal's 473. That's a significant difference of 222 points.