Sirsa vs Vellore
Side-by-side air quality comparison between Sirsa and Vellore.
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, Sirsa averaged an AQI of 115 while Vellore averaged 61 — a 54-point (89%) gap, with Sirsa the more polluted and Vellore the cleaner of the two. On 190 days when both cities reported, Vellore was cleaner on 177 of them; the average daily gap was 64 AQI points.
Seasonality & days
Sirsa peaks in November, while Vellore peaks in December. Sirsa logged 0.5% Severe days and 41.300000000000004% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Sirsa 40 days, Vellore 23 days.
Year-over-year progress
Sirsa has improved by 48 AQI points (29.4%) from 2019 to 2024; Vellore has improved by 10 AQI points (14.1%) over the same window. The worst recorded day for Sirsa reached AQI 462 at F-Block (HSPCB) on 2019-11-01; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Sirsa spans 1 CPCB stations with a 0-point spread (min 132, max 132); Vellore spans 1 stations with a 0-point spread (min 70, max 70).