Belgaum vs Thrissur
Side-by-side air quality comparison between Belgaum and Thrissur.
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 | Belgaum | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 6.40 | 8.60 |
| PM10(µg/m³) | 13.30 | 10.10 |
| NO₂(µg/m³) | 4.50 | 9.80 |
| SO₂(µg/m³) | 1.50 | 3.30 |
| O₃(µg/m³) | 47.00 | 29.00 |
| CO(µg/m³) | 118.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Belgaum averaged an AQI of 58 while Thrissur averaged 57 — a 1-point (2%) gap, with Belgaum the more polluted and Thrissur the cleaner of the two. On 615 days when both cities reported, Belgaum was cleaner on 314 of them; the average daily gap was 23 AQI points.
Seasonality & days
Belgaum peaks in January, while Thrissur peaks in February. Belgaum logged 0% Severe days and 84.3% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Belgaum 71 days, Thrissur 52 days.
Year-over-year progress
Belgaum has improved by 33 AQI points (36.3%) from 2022 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Belgaum reached AQI 248 at Ramteerth Nagar (KSPCB) on 2024-12-14; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Belgaum spans 1 CPCB stations with a 0-point spread (min 71, max 71); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Belgaum has better air quality with an AQI of 13 compared to Thrissur's 14.