Prayagraj vs Thrissur
Side-by-side air quality comparison between Prayagraj 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, Prayagraj averaged an AQI of 80 while Thrissur averaged 57 — a 23-point (40%) gap, with Prayagraj the more polluted and Thrissur the cleaner of the two. On 639 days when both cities reported, Thrissur was cleaner on 536 of them; the average daily gap was 59 AQI points.
Seasonality & days
Prayagraj peaks in November, while Thrissur peaks in February. Prayagraj logged 0.2% Severe days and 48% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Prayagraj 69 days, Thrissur 52 days.
Year-over-year progress
Prayagraj has improved by 42 AQI points (34.4%) from 2021 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Prayagraj reached AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Prayagraj spans 3 CPCB stations with a 9-point spread (min 96, max 105); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).