Bihar Sharif vs Thrissur
Side-by-side air quality comparison between Bihar Sharif 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Thrissur averaged 57 — a 58-point (102%) gap, with Bihar Sharif the more polluted and Thrissur the cleaner of the two. On 678 days when both cities reported, Thrissur was cleaner on 526 of them; the average daily gap was 82 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Thrissur peaks in February. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Thrissur 52 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).