Bangalore vs Belgaum
Side-by-side air quality comparison between Bangalore and Belgaum.
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 | Bangalore | Belgaum |
|---|---|---|
| PM2.5(µg/m³) | 5.10 | 11.10 |
| PM10(µg/m³) | 5.60 | 19.90 |
| NO₂(µg/m³) | 9.50 | 6.70 |
| SO₂(µg/m³) | 4.20 | 1.40 |
| O₃(µg/m³) | 35.00 | 38.00 |
| CO(µg/m³) | 290.00 | 113.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bangalore averaged an AQI of 74 while Belgaum averaged 58 — a 16-point (28%) gap, with Bangalore the more polluted and Belgaum the cleaner of the two. On 764 days when both cities reported, Belgaum was cleaner on 681 of them; the average daily gap was 62 AQI points.
Seasonality & days
Bangalore peaks in March, while Belgaum peaks in January. Bangalore logged 0.5% Severe days and 42.6% Good-or-Satisfactory days; Belgaum was 0% Severe and 84.3% Good-or-Satisfactory. Longest clean-air streaks: Bangalore 31 days, Belgaum 71 days.
Year-over-year progress
Bangalore has improved by 26 AQI points (26%) from 2016 to 2024; Belgaum has improved by 33 AQI points (36.3%) over the same window. The worst recorded day for Bangalore reached AQI 500 at Silk Board (KSPCB) on 2024-01-10; Belgaum hit AQI 248 at Ramteerth Nagar (KSPCB) on 2024-12-14.
Station-level disparity
Bangalore spans 14 CPCB stations with a 50-point spread (min 49, max 99); Belgaum spans 1 stations with a 0-point spread (min 71, max 71).
Verdict
🏆 Bangalore has better air quality with an AQI of 9 compared to Belgaum's 20.