Hosur vs Nārnaul
Side-by-side air quality comparison between Hosur and Nārnaul.
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 Nārnaul averaged 94 — a 4-point (4%) gap, with Nārnaul the more polluted and Hosur the cleaner of the two. On 92 days when both cities reported, Hosur was cleaner on 56 of them; the average daily gap was 46 AQI points.
Seasonality & days
Hosur peaks in December, while Nārnaul peaks in November. Hosur logged 0% Severe days and 73.89999999999999% Good-or-Satisfactory days; Nārnaul was 0.1% Severe and 40.8% Good-or-Satisfactory. Longest clean-air streaks: Hosur 10 days, Nārnaul 63 days.
Year-over-year progress
The worst recorded day for Hosur reached AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25; Nārnaul hit AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16.
Station-level disparity
Hosur spans 1 CPCB stations with a 0-point spread (min 90, max 90); Nārnaul spans 1 stations with a 0-point spread (min 130, max 130).