Thrissur vs Ulhasnagar
Side-by-side air quality comparison between Thrissur and Ulhasnagar.
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, Thrissur averaged an AQI of 57 while Ulhasnagar averaged 117 — a 60-point (105%) gap, with Ulhasnagar the more polluted and Thrissur the cleaner of the two. On 422 days when both cities reported, Thrissur was cleaner on 355 of them; the average daily gap was 65 AQI points.
Seasonality & days
Thrissur peaks in February, while Ulhasnagar peaks in January. Thrissur logged 0% Severe days and 88.4% Good-or-Satisfactory days; Ulhasnagar was 0% Severe and 46.9% Good-or-Satisfactory. Longest clean-air streaks: Thrissur 52 days, Ulhasnagar 74 days.
Year-over-year progress
Thrissur has improved by 21 AQI points (26.9%) from 2020 to 2024; Ulhasnagar has improved by 10 AQI points (7.9%) over the same window. The worst recorded day for Thrissur reached AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09; Ulhasnagar hit AQI 319 at Sidhi Vinayak Nagar (MPCB) on 2023-11-13.
Station-level disparity
Thrissur spans 1 CPCB stations with a 0-point spread (min 68, max 68); Ulhasnagar spans 1 stations with a 0-point spread (min 120, max 120).