Hubli-Dharwad vs Lucknow
Side-by-side air quality comparison between Hubli-Dharwad 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 | Hubli-Dharwad | Lucknow |
|---|---|---|
| PM2.5(µg/m³) | 5.30 | 105.20 |
| PM10(µg/m³) | 8.40 | 155.50 |
| NO₂(µg/m³) | 5.20 | 59.70 |
| SO₂(µg/m³) | 1.20 | 25.50 |
| O₃(µg/m³) | 39.00 | 41.00 |
| CO(µg/m³) | 117.00 | 416.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hubli-Dharwad averaged an AQI of 64 while Lucknow averaged 127 — a 63-point (98%) gap, with Lucknow the more polluted and Hubli-Dharwad the cleaner of the two. On 1711 days when both cities reported, Hubli-Dharwad was cleaner on 1667 of them; the average daily gap was 142 AQI points.
Seasonality & days
Hubli-Dharwad peaks in February, while Lucknow peaks in November. Hubli-Dharwad logged 0% Severe days and 74.1% Good-or-Satisfactory days; Lucknow was 6.6% Severe and 19.4% Good-or-Satisfactory. Longest clean-air streaks: Hubli-Dharwad 180 days, Lucknow 45 days.
Year-over-year progress
Hubli-Dharwad has improved by 18 AQI points (22%) from 2018 to 2024; Lucknow has improved by 89 AQI points (41.2%) over the same window. The worst recorded day for Hubli-Dharwad reached AQI 500 at Deshpande Nagar (KSPCB) on 2018-05-21; Lucknow hit AQI 500 at Lalbagh (CPCB) on 2017-11-09.
Station-level disparity
Hubli-Dharwad spans 2 CPCB stations with a 6-point spread (min 73, max 79); Lucknow spans 7 stations with a 119-point spread (min 97, max 216).
Verdict
🏆 Hubli-Dharwad has better air quality with an AQI of 9 compared to Lucknow's 251. That's a significant difference of 242 points.