Sirohi vs Thrissur
Side-by-side air quality comparison between Sirohi 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 | Sirohi | Thrissur |
|---|---|---|
| PM2.5(µg/m³) | 20.00 | 8.60 |
| PM10(µg/m³) | 34.70 | 10.10 |
| NO₂(µg/m³) | 4.30 | 9.80 |
| SO₂(µg/m³) | 2.90 | 3.30 |
| O₃(µg/m³) | 51.00 | 29.00 |
| CO(µg/m³) | 127.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sirohi averaged an AQI of 89 while Thrissur averaged 57 — a 32-point (56%) gap, with Sirohi the more polluted and Thrissur the cleaner of the two. On 491 days when both cities reported, Thrissur was cleaner on 346 of them; the average daily gap was 38 AQI points.
Seasonality & days
Sirohi peaks in December, while Thrissur peaks in February. Sirohi logged 0% Severe days and 69.2% Good-or-Satisfactory days; Thrissur was 0% Severe and 88.4% Good-or-Satisfactory. Longest clean-air streaks: Sirohi 41 days, Thrissur 52 days.
Year-over-year progress
Sirohi has improved by 4 AQI points (4.3%) from 2023 to 2024; Thrissur has improved by 21 AQI points (26.9%) over the same window. The worst recorded day for Sirohi reached AQI 335 at Vedhaynath Colony (RSPCB) on 2024-12-26; Thrissur hit AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09.
Station-level disparity
Sirohi spans 1 CPCB stations with a 0-point spread (min 90, max 90); Thrissur spans 1 stations with a 0-point spread (min 68, max 68).
Verdict
🏆 Thrissur has better air quality with an AQI of 14 compared to Sirohi's 35.