Ratlam vs Thrissur
Side-by-side air quality comparison between Ratlam 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, Ratlam averaged an AQI of 113 while Thrissur averaged 57 — a 56-point (98%) gap, with Ratlam the more polluted and Thrissur the cleaner of the two. On 1063 days when both cities reported, Thrissur was cleaner on 783 of them; the average daily gap was 46 AQI points.
Seasonality & days
Ratlam peaks in November, while Thrissur peaks in February. Ratlam logged 0% Severe days and 46.4% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Ratlam 59 days, Thrissur 52 days.
Year-over-year progress
Ratlam has improved by 19 AQI points (14.4%) from 2018 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Ratlam reached AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Ratlam spans 1 CPCB stations with a 0-point spread (min 103, max 103); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).