Hosur vs Sagar
Side-by-side air quality comparison between Hosur and Sagar.
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 2022, Hosur averaged an AQI of 90 while Sagar averaged 96 — a 6-point (7%) gap, with Sagar the more polluted and Hosur the cleaner of the two. On 87 days when both cities reported, Hosur was cleaner on 44 of them; the average daily gap was 47 AQI points.
Seasonality & days
Hosur peaks in December, while Sagar peaks in November. Hosur logged 0% Severe days and 73.89999999999999% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Hosur 10 days, Sagar 57 days.
Year-over-year progress
The worst recorded day for Hosur reached AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Hosur spans 1 CPCB stations with a 0-point spread (min 90, max 90); Sagar spans 2 stations with a 45-point spread (min 73, max 118).