Alwar vs Vellore
Side-by-side air quality comparison between Alwar 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, Alwar averaged an AQI of 88 while Vellore averaged 61 — a 27-point (44%) gap, with Alwar the more polluted and Vellore the cleaner of the two. On 301 days when both cities reported, Vellore was cleaner on 228 of them; the average daily gap was 42 AQI points.
Seasonality & days
Alwar peaks in November, while Vellore peaks in December. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Vellore was 0% Severe and 83.5% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Vellore 23 days.
Year-over-year progress
Alwar has improved by 125 AQI points (58.7%) from 2017 to 2024; Vellore has improved by 10 AQI points (14.1%) over the same window. The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Vellore hit AQI 245 at Vasanthapuram (TNPCB) on 2024-01-14.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Vellore spans 1 stations with a 0-point spread (min 70, max 70).